What was the Abraham Lincoln Battalion and Where did the Lincoln Brigade come from?

The Abraham Lincoln Battalion was a battalion of about 2,800 volunteers from the United States who traveled to Spain to fight for the Republican cause in the Spanish civil war (1936-1939).

With similar volunteer units from more than fifty other countries, it was part of the International Brigades.

The Abraham Lincoln Battalion, also known as the Lincoln Brigade, saw action at the Battle of Jaroma in 1937. The International Brigades were withdrawn in 1938.