Information from an Ancestry.com tree for Friedrich Buhr along with this parents, wife and children. 
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· Ancestry.com family of Helena (Oltjendiers) Buhr of Germany and Washington county Illinois and her husband Friedrich Buhr and their seven children including ancestor William D. Buhr. 
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· Family group sheet for Friedrich Buhr as the son of Johann Friedrich Buhr and Wubke Margarethe Janssen. Friedrich's wife is not listed here. 
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· Family group sheet for Johann Friedrich Buhr and his wife Wubke Margarethe (Janssen) Buhr. Their seven children are listed including ancestor Friedrich Buhr. 
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· Family group sheet for Wubke Margarethe (Janssen) Buhr and her husband Johann Friedrich Buhr. Their seven children are listed including ancestor Friedrich Buhr. 
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· From the German Oldenburg Society website, a listing of 24 Buhrs including ancestors Friedrich Buhr and his son Johann Friedrich Buhr. 
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· Information from an Ancestry.com tree for Friedrich Buhr along with this parents, wife and children. 
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· Family group sheet for Friedrich Buhr as the son of Johann Friedrich Buhr and Wubke Margarethe Janssen. Friedrich's wife is not listed here. 
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· This family had the unfortunate "tradition" of parents dying before their children became adults. Frederich and his wife both died before four of their children were adults, including ancestor William. William and his wife both died before three of their children were adults, including ancestor Adeline, plus his only child of his second marriage. Adeline died when her two sons were quite young.

Per the binder titled "Germany, Lutheran Baptisms, Marriages, and Burials, 1500-1971", page 144, found in the public library in Nashville (Washington) Illinois, Friedrich Buhr and Helena Oltjeadiers buried their child Anna Emilie Johanne who lived only two days.

Historical
1812-1815: United States, England - War of 1812 between the United States and the United Kingdom
1812: France, Russia - The French Invasion of Russia is a turning point in the Napoleonic Wars
1813-1907: England, Russia, Asia - The contest between the British Empire and Imperial Russia for control of Central Asia is referred to as the Great Game
1814-16: England, Nepal - Anglo-Nepalese War between Nepal (Gurkha Empire) and British Empire
1815: Austria - The Congress of Vienna redraws the European map, the Concert of Europe attempts to preserve this settlement, but It fails to stem the tide of liberalism and nationalism that sweeps over the continent
1815: Europe - combined armies commanded by the Duke of Wellington defeat Napoleon at Waterloo (Belgium), bringing a conclusion to the Napoleonic Wars and marks the beginning of a Pax Britannica which lasts until 1870
1816-1828: South Africa - Zulu kingdom of Shaka on the southeast coast of Africa becomes the largest kingdom in southern Africa
1816: northern hemisphere - Unusually cold conditions wreak havoc throughout the Northern Hemisphere, likely caused by the 1815 eruption of Mount Tambora on Indonesia, It is the largest volcanic eruption in recorded history and the most deadly as over 70,000 people died, the volcano ash caused what is called "volcanic winter" and 1816 became known as the "Year Without a Summer" because of the effect on North American and European weather where agricultural crops failed and livestock died resulting in the worst famine of th
1817: Serbia, Turkey - Principality of Serbia becomes suzerain from the Ottoman Empire, officially Independent in 1867
1819: France - Theodore Gericault paints his masterpiece The Raft of the Medusa, and exhibits It in the French Salon of 1819 at the Louvre
1819: Singapore, England - The modern city of Singapore is established by the British East India Company
1820: Liberia - Liberia founded by the American Colonization Society for freed American slaves
1820: United States - Missouri Compromise admits Missouri as a slave state and Maine as a free state
1821-1830: Greece, Turkey - Greece becomes the first country to break away from the Ottoman Empire after the Greek War of Independence
1821: Mexico, Spain - Mexico gains Independence from Spain with the Treaty of Cordoba
1821: Peru, Spain - Peru declares Its Independence from Spain
1822-1823: Mexico - First Mexican Empire, as the first post-independent Mexican government, ruled by Emperor Agustin I of Mexico
1822: Brazil, Portugal - Prince Pedro of Portugal proclaimed the Brazilian Independence on September 7, on December 1, he was crowned as Emperor Dom Pedro I of Brazil
1823-1887: England, Burma - The British Empire annexed Burma (now also called Myanmar) after three Anglo-Burmese Wars
1825-1828: Argentina, Brazil, Uruguay - The Argentina-Brazil War results in the Independence of Uruguay
1825: United States - Erie Canal opened connecting the Great Lakes to the Atlantic Ocean
1826-1828: Russia, Iran - After the final Russo-Persian War, the Persian Empire took back territory lost to Russia from the previous war
1827: England - Death of William Blake, an English poet, painter, and printmaker who Influenced literature
1828-1829: Russia, Turkey - Russo-Turkish War (ninth of ten), Russian victory
1830: Belgium, Netherlands - The Belgian Revolution in the United Kingdom of the Netherlands led to the creation of Belgium
1830: Colombia, Venezuela, Ecuador - Greater Colombia dissolved and the nations of Colombia (including modern-day Panama), Ecuador, and Venezuela took Its place
1830: France - July Revolution in France
1830: Poland, Russia - November Uprising in Poland against Russia
1830: United States - The Church of Jesus Christ of Latter Day Saints is established on April 6, 1830
1831-33: Egypt - Egyptian-Ottoman War
1831: France, Algeria - France Invades and occupies Algeria
1833-1876: Spain - Carlist Wars in Spain
1833: England - Slavery Abolition Act bans slavery throughout the British Empire
1834-1859: Russia - Rebellion led by Imam Shamil in Russian-occupied Caucasus
1834: Germany - The German Customs Union is formed
1834: Spain - Spanish Inquisition officially ends
1835-1836: United States, Mexico - The Texas Revolution in Mexico resulted in the short-lived Republic of Texas
1836: United States, Mexico - The Battle of the Alamo
1837-1838: Canada - Rebellions of 1837 in Canada
1837-1901: England - Reign of Queen Victoria is considered the apex of the British Empire and is referred to as the Victorian era
1838-1840: Central America - Civil war in the Federal Republic of Central America led to the foundings of Guatemala, El Salvador, Honduras, Nicaragua, and Costa Rica
1839-1851: Uruguay - Uruguayan Civil War
1839-1860: France, England, United States, Russia, China - After two Opium Wars, France, the United Kingdom, the United States and Russia gained many concessions from China resulting in the decline of the Qing Dynasty
1840: New Zealand, England - New Zealand is founded, as the Treaty of Waitangi is signed by the Ma-ori and British
1844: Haiti - Dominican War of Independence from Haiti
1844: Iran - Persian Prophet the Bab announces his revelation on May 23, founding Babism, he announced to the world of the coming of "He whom God shall make manifest", he is considered the forerunner of Baha u llah, the founder of the Baha I Faith
1844: United States - First publicly funded telegraph line in the world, It is between Baltimore and Washington and sends demonstration message on May 24, ushering in the age of the telegraph, this message read "What hath God wrought?" (Bible, Numbers 23:23)
1844: United States - Millerite (followers of the teachings of William Miller) movement awaits the Second Advent of Jesus Christ on October 22, the non-appearance of Christ becomes known as the Great Disappointment
1845-1846: Pakistan - First Anglo-Sikh War in Punjab (Pakistan) between the Sikh Empire and the British East India Company
1845-1849: Ireland - The Irish Potato Famine led to the Irish diaspora
1845-1872: New Zealand - The New Zealand Land Wars
1845: Tonga - Unification of the Kingdom of Tonga under Ta-ufa?a-hau (King George Tupou I)
1846-1847: United States - Mormon migration to Utah
1846-1848: United States, Mexico - The Mexican-American War leads to cession by Mexico of much of the modern-day Southwestern United States
1847-1901: Mexico - The Caste War of Yucatan
1848-1849: Pakistan - Second Anglo-Sikh War in Punjab (Pakistan) between the Sikh Empire and the British East India Company, this war basically ends the Sikh Empire
1848-1858: United States - California Gold Rush
1848: Europe - Revolutions of 1848 in Europe as some type of revolution occurred in most all European countries (except England and the Netherlands), the revolutions were quickly put down as they were mostly unorganized peasants
1848: Russia - The Communist Manifesto published
1848: United States - Seneca Falls Convention is the first rights for women convention in the United States and leads to the battle for suffrage and legal rights for women
1850: Europe - The Little Ice Age ends around this time
1851-1852: South America - The Platine War (also known as the War against Oribe and Rosas) fought between the Argentine Confederation and an alliance consisting of the Empire of Brazil, Uruguay and the Argentine provinces of Entre Rios and Corrientes, the war was part of a long-running contest between Argentina and Brazil for Influence over Uruguay and Paraguay, and hegemony over the regions bordering the Rio de la Plata (River Plate), the conflict took place in Uruguay, on the Rio de la Plata and in the northeast of Argen
1851-1864: China - The Taiping Rebellion in China is the bloodiest conflict of the century
1851-60s: Australia - Victorian gold rush in Australia
1851: England - The Great Exhibition in London was the first International Expo or Worlds Fair
1853-1856: Ukraine, France, England, Turkey, Russia - Crimean War between France, the United Kingdom, the Ottoman Empire and Russia
1854: Japan - The Convention of Kanagawa formally ends policy of Isolation by Japan
1855: England - Henry Bessemer Invents a process that enables steel to be mass produced from molten pig Iron
1856: Romania - First oil refinery in Romania
1857-1858: India - Indian Rebellion of 1857 (also known as First War of Independence for India, the Great Rebellion, the Indian Mutiny, the Revolt of 1857, the Uprising of 1857, the Sepoy Rebellion and the Sepoy Mutiny), It began as a mutiny of native soldiers (sepoys) employed by the British East India Company's army
1859: England - Charles Darwin publishes "The Origin of Species", It is a work of scientific literature considered to be the foundation of evolutionary biology, Its full title is "On the Origin of Species by Means of Natural Selection, or the Preservation of Favoured Races in the Struggle for Life", It presents a body of evidence that the diversity of life arose by common descent through a branching pattern of evolution and Includes evidence Darwin gathered on the Beagle expedition in the 1830s and his subsequent findings