should of added the graph ! not sure
Answer:
Explanation:
Vietnam War and active U.S. involvement in the war began in 1954, though ... The subsequent treaty signed in July 1954 at a Geneva conference split ... tons of bombs on neighboring, neutral Laos during the CIA-led “Secret War” in Laos.
Answer: A secondary source is made later by someone who did not experience first hand or participate in the events or conditions you're looking at.
Explanation:
The Nazi invasion of the Soviet Unions Operation Barbarossa on June 22nd 1941 was one of the biggest military operations in history. The invasion was not only military but also ideological and racial.
Hitler's policy of Lebensraum and his anti-semitism and general meant this was a war fought with no mercy. Losses were massive, an estimated 27 million Russians lost their lives, most of them civilians. As a consequence the pressure on the Soviet Union was immense as they were absorbing virtually on their own the power of the German military along with their Italian, Romanian and Hungarian allies.
The main reason why external criticism is so important when it comes to analyzing data is because as the handler of the data yourself, you can quickly develop a bias and "expect" a certain outcome, which might affect your analysis.