The most serious effect of the poor sanitation and contaminated water supplies in tenements was?

Ineeed the answer asap which of the following describes the link between u.s. foreign policy and the rise of islamic extremist leaders in afghanistan during the late 20th century? apex

How did the iran-contra affair impact the conflict between the united states and the soviet union? what role did the iran-contra affair play in both iran and nicaragua?

What explains the political difference among african americans politicians during reconstruction