what were the organizations that immigrants and solved important urban problems despite corruption and abuses of power, such as tammany hall in new york city?

options:

political action committees

lobbyists

political machines

settlement houses

The correct answer is Political Machines

Explanation: The term government machine or state machine means interconnected government structures and processes, such as the responsibilities of ministries and secretariats in the executive branch. The expression is particularly used in the context of changes in the current public administration system, where different machine elements are created.

the answers are 1 and 4

the monroe doctrine is the best known u.s. policy toward the western hemisphere. buried in a routine annual message delivered to congress by president james monroe in december 1823, the doctrine warns european nations that the united states would not tolerate further colonization or puppet monarchs.