Why was William Pitt considered to be an expert on war?

William Pitt was the prime minister and secretary for great Britain in 1756 while the french and Indian war was going on How did William Pitt help the British win the war against the French

Explanation:

William Pitt established a policy of getting France out of North America, regardless of resources required. By 1758, there where over 50,000 British troops, be it formal army or colonial militia, in the Americas, equal to the entire population of 'New France' (France's term for Canada and the Ohio river area)

51% were unhappy, i think .   ; )

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