In order to get around the need for Senate approval of treaties, many contemporary presidents have made use of in foreign affairs.

executive agreements

Explanation:

In simple words, The executive agreement can be understood as the pact between the heads of administration of two or more countries that has not been recognized by the legislature in the same way as agreements are. To separate them unlike legally enforceable treaties, presidential arrangements are regarded socially enforceable.

explanation:

with the profits from the european sales, merchants purchased europe's manufactured  goods, including tools and weapons. then the merchants shipped those manufactured  goods, along with the  american  sugar and rum, to west africa where they were bartered for  slaves.