主题：【原创】西班牙王子公主们的婚姻之一:婚姻开创了一个帝国（系列完） -- AleaJactaEst

Largest empires by landmas

1# British Empire - 36.6 million km (under George V in 1922)

2# Mongol Empire - 33.2 million km[1] (under Kublai Khan in 1268)

3# Russian Empire - 24.8 million km (under Alexander II in 1866) - including Alaska[4]

4# Spanish Empire - 19 million km (under King Charles III r. 1759-1788)[4]

5# Umayyad Arab Caliphate - 13.2 million km[4] (under Hisham ibn Abd al-Malik r. 723-743)

6# Qing Empire - 13 million km[5] (under Emperor Qianlong)

7# French Empire - 12.5 million km[4] (under President Albert Lebrun in 1938)

8# Portuguese Empire - 12.4 million km[4]

9# Ottoman Empire - 11.5 million km (under Mehmed IV [including autonomous indirect ruled lands] in 1680)

10# United States of America - 10 million km [6] see American Empire (1898-1934)