How are Biden’s first 100 days different and similar to FDR’s first 100 days?

What do historians call the political, social, or cultural circumstances surrounding an event?

How did slavery end in the united statesa. it ended with the emancipation proclamationb. it ended when the union won the civil warc. it ended with the fifteenth amendmentd. it ended with the 13th amendment

Describe the geography of the nile valley . how did this geography affect civilizations that emerged in the nile valley