Question

complete the text.
president lincoln declared a national thanksgiving in 1863, during the
celebrating thanksgiving was important that year. it helped to bring people
together to think about the good things they had.
civil war
emancipation proclamation
american revolution
great depression

Explanation:

The American Civil War took place from 1861 - 1865. In 1863, the United States was in the middle of this war. The Emancipation Proclamation was issued in 1863 but it was an executive order related to slavery. The American Revolution was from 1775 - 1783. The Great Depression was in the 1930s. Since the time frame is 1863, the Civil War is the most relevant event.

Answer:

Civil War