Taj Mahal hope this helps:)
During the 1770s, he was a delegate to the Continental Congress. In the 1780s, Adams served as a diplomat in Europe and helped negotiate the Treaty of Paris (1783), which officially ended the American Revolutionary War (1775-83). From 1789 to 1797, Adams was America's first vice president.
There was less trade due to high tariff of 40% introduced under the Fordney McCumber act of 1922,furthermore between this period of time Americans were still isolationist so they weren’t involved in with international affairs. Extra point(not part of the answer but useful information) trade between the US and the world mainly began in 1941 cash and carry which started after Pearl harbour happen which ended isolationism
The correct answer is<span> Office of Homeland Security</span>
Dumbarton Oaks was a meeting to formulate the United Nations. Yalta was aconference on the occupation of Germany and how it would be split among Britain,<span>Russia, France. and the U.S.</span>