Answer:The First Battle of Bull Run, also known as the Battle of Manassas, marked the first major land battle of the American Civil War. ... The engagement began when about 35,000 Union troops marched from the federal capital in Washington, D.C. to strike a Confederate force of 20,000 along a small river known as Bull Run.
Hope this helps!! Brainlist plz
Slavery for sure. I believe the second one is economic differences between the North and the South.
True according to multiple textbooks and the Russian obituary <span />
Indochina, Only Indochina really repelled the Mongols.
