This line goes back several generations into the 1000's.

Historical
1270-1270: Tunisia - French king Louis IX dies in Tunisia while on the Eighth Crusade (of nine), during his reign he Increased both the authority of the king and the judicial system
1271-1272: Egypt - Ninth Crusade (of nine), future Edward I of England undertook another expedition against Baibars/Baybars in 1271, after having accompanied Louis on the Eighth Crusade, the Ninth Crusade is a failure and ends the Crusades in the Middle East
1271: China - Kublai Khan formally creates the Yuan dynasty of China
1271: Italy, China - Marco Polo leaves for China with his father Niccolo, they arrive in the court of the Great Khan
1273: Italy - The last Emperor of the Holy Roman Empire dies and the Hapsburg Dynasty is established with the new Emperor Rudolf I of the Hapsburgs who five years later gain control over Austria, the Hapsburgs last until 1918
1274: Mongolia, Japan - Mongols unsuccessfully attempt to Invade Japan
1275: China - The Polos arrive at Cambuluc (Peking)
1279: Mongolia, China - Mongols under Kublai Khan defeat Sung dynasty of China
1280: China - Kublia Khan, grandson of Genghis Khan, founds the Yuan dynasty in China and makes Peking his capital, he is the first non-Chinese to rule China, his empire stretches from China to Arabia to eastern Europe and is the largest the world has ever known
1281: Japan, China - The waiting Japanese troops repel a Chinese at Hakozaki Bay then a typhoon (Kamikaze or "Divine Wind") destroys the Mongol fleet of Kublia Khan
1282: Danish - nobility forced Eric V to sign a Danish "Magna Carta" which establishes a Danish parliament
1284: Italy - Republic of Genoa defeats the rival Italian city state of Pisa in a naval battle off Meloria
1286: Mongolia, China - Nayan, uncle of Kublai Khan, with 400,000 horsemen, meets Kublai Khan, with 260,000 cavalry and 100,000 Infantry, in battle, Kublai Khan is victorious, and Nayan is captured and executed