Historical
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