Which statement best describes why division started to arise among the allies in 1945?

the soviet union wanted to impose communist governments in eastern europe.

abraham lincoln  (february 12, 1809  – april 15, 1865) was an american statesman, politician, and lawyer who served as the 16th  president of the united states  from 1861 until  his assassination  in april 1865. lincoln led the nation through the  american civil war, its bloodiest war and its greatest moral, constitutional, and political crisis.[2][3]  he preserved the  union,  abolished slavery, strengthened the  federal government, and modernized  the u.s. economy.

to act quickly in times of danger to the united states

because you have to act quickly if you want to live/survive.