I dont know exactly but the new deal lead to Japan getting mad and attacking Hawaii which was the spark that lead to ww2
B the celebration of African American culture
Dry farming occurs is areas where there is little rainfall. Mesopotamians depended on the annual flooding of the Tigris and Euphrates Rivers. This is similar to the Egyptians depending on the Nile to flood. The annual flooding was more predictable than expecting rainfall. The problem with this style of farming is that rivers move and dry up. Should a great drought occur then even the flooding won't be enough to keep crops growing.
If you're talking about the Salem incident then 20 were killed and if you count those who died in prison it totals to 25.