R&H and (eDTA) join forces.
Obama's visit was historic considering that he is the first American president to ever visit the country. What is also interesting is that the US bombed Laos in the 70s with over 2 million tons of bombs. During his visit, Obama promised that the US would double its financial aid to the country over the course of the following three years, which was also an interesting part of the visit.
The Creation of the United Nations.
The plague of Justinian plagues was a pandemic that afflicted the eastern Roman Empire especially its capital Constantinople the Sassanid empire and port cities around the entire Mediterranean Sea
How long it lasted was for 541 AD - 542 AD
The united states was still a colonies that undercontroll by Britain(England) so Britain forced the united states to fight for them. Therefore, the answer is B.