Answer:
D
Explanation:
They said shortly after the U.S. military left they fell to North Vietnam
Answer: I believe the Corona virous
Explanation: stay safe and keep your self protected :)
The event that set off World War I was the assassination of Archduke Franz Ferdinand of the Austro-Hungarian Empire and his wife Sophie by Gavrilo Princip, a Serbian nationalist, on June 28, 1914 in Sarajevo.
