Why was senator joseph mccarthy's anti-communist crusade brought to an end by his hearings about communists in the u. s. army? his investigations of the military were not permitted under federal law. his investigations revealed that mccarthy had manufactured evidence. his investigations found that communists had infiltrated the military his investigations were exposed as publicity stunts without merit.

The correct answer is D) his investigations were exposed as publicity stunts without merit.

Senator Joseph McCartney anti-Communist crusade concluded brought to an end by his hearings about Communist in the US Army because his investigations were exposed as publicity stunts without merit.

Wisconsin's Senator Joseph McCartney was a Republican that started an anti-Communist crusade and he accused that members of the US army were Communist. But he never gave any real or serious support to his accusations. He damaged the reputation of so many people without any evidence and that caused that his "investigations" were exposed as publicity stunts without merit. This cost the political career of Senator McCartney. He lost all credibility.

answer: a video that encourages an armed attack on the government.

explanation: it is a violent overthrow to the government.

hope this : )