What was one of the goals of Jacob Riis's book

Riis' goal was to bring to light the conditions of the poor living in the tenements and slums of New York City.

Explanation:

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april 18, 1775, hundreds of british troops marched from boston to nearby concord in order to seize an arms cache.a confrontation on the lexington town green started off the fighting, and soon the british were hastily retreating under intense fire.

on april 19, 1775, american militia gathered to stop a british company sent from boston to capture supplies allegedly amassed in lexington, massachusetts. the militia fled, and the british left after not finding the supplies.