What was the european responses to islamic expansion in the 7th century

The 14th amendment overruled the supreme court case of dred scott vs. sandford. the landmark supreme court case determined which of the following points? a.slaves could not be citizens b.non-landowners could not be citizens c.blacks could not be citizens d.all persons born or naturalized in the united states vary differently in citizen status.

Under whose presidential administration was the missouri compromise passed?

Explain how concentrating solar power (csp) technology works