What were the principal causes of the great depression?

the stock market crash set of a cain reaction that unpluged buisneses.

Explanation:

the french attack on germany was caused by the military alliance

wood carving remains today the primary sculptural art form of the sub saharan continent. african art history shows the earliest wooden sculptures from the 17th c are attributed to the kuba, central zaire but the earliest surviving sub-saharan sculpture is a zoomorphic head found in 1928 in central angola.

i hope this .