Answer:Sinking of American merchant ships
Explanation:In early 1917 Berlin forced the issue. Its declared decision on 31 January 1917 to target neutral shipping in a designated war-zone became the immediate cause of the entry of the United States into the war.
My guess is :
Edmond Charles Genêt<span> served as French minister to the United States from 1793 to 1794. His activities in that capacity embroiled the United States and France in a diplomatic crisis, as the United States Government attempted to remain neutral in the conflict between Great Britain and Revolutionary France. The controversy was ultimately resolved by Genêt’s recall from his position. As a result of the Citizen Genêt affair, the United States established a set of procedures governing neutrality.</span>
For the first one it would be <span>labor Unions </span>
Answer:
Ming dynasty founder Emperor Taizu, or Zhu Yuanzhang, was born into poverty, and spent part of his youth wandering the country after his parents died following a series of natural disasters centered around the Yellow River.
