The president : Donald Trump
"The Constitution provides that the president "shall have Power, by and with the Advice and Consent of the Senate, to make Treaties, provided two-thirds of the Senators present concur" (Article II, section 2)."
https://www.senate.gov/artandhistory/history/common/briefing/Treaties.htm
Hope this helps
Answer:
Currently, the President of the United States of America is Donald J. Trump.
Black american were given the right to vote on Feb 3, 1870