As the civil war ended, which action was
supported by president abraham lincoln and the
radical republicans?
(1) abolishing the institution of slavery by a
constitutional amendment
(2) passing black codes to guarantee equality for
formerly enslaved persons
(3) putting confederate leaders on trial for war
crimes
(4) ending the military occupation of the south
immediately

As the Civil War ended, the action was supported by President Abraham Lincoln and the Radical Republicans was (1) abolishing the institution of slavery by a constitutional amendment. Both Lincoln and Radical Republicans harshly opposed slavery, and the Radical Republicans were deeply skeptical of Confederate leaders and wanted stronger punishments for them than Lincoln gave them.

Ais your answer