Answer:
Archduke Franz Ferdinand Carl Ludwig Joseph Maria of Austria (18 December 1863 – 28 June 1914) was the heir presumptive to the throne of Austria-Hungary.[1] His assassination in Sarajevo is considered the most immediate cause of World War I.
The pentagon papers is a report of the Department of Defense detailing the involvement of the United States' military on Vietnam from 1945 to 1967. The papers were first brought to public by the New York Times in 1971. The papers showed that the Johnson administration had lied about the scope of its actions in the Vietnam War.
