<h2>this is a PICTURE</h2>
<h2>please mark in branliy list </h2>
<h3>i HOPE IT'S HELP </h3>
Answer:
Iranian Revolution, also called Islamic Revolution, Persian Enqelāb-e Eslāmī, popular uprising in Iran in 1978–79 that resulted in the toppling of the monarchy on February 11, 1979, and led to the establishment of an Islamic republic
Explanation:
The enslaved people in the Union during the Civil War fought in battle. These enslaved people often wanted to fight because the Union treated them better than the Confederacy.
The answer to the question is B