Answer:
4 BAM EEEEEEEEEEEEEEEEEEEE
I think the answer is Urban Sprawl, because when that happens, trees are cut down to make room for cities/towns, and when trees are cut down there is less of a chance for wildfires.
The Bolsheviks were the Communist Russians after the overthrow of Tsar Nicholas II. Their revolution eventually led to d. Civil War in Russia against the non-communist rulers. This resulted in the Bolshevik winning and Vladimir Lenin taking over.
On January 20, 1961, the handsome and charismatic John F. Kennedy became president of the United States. His confidence that, as one historian put it, “the government possessed big answers to big problems” seemed to set the tone for the rest of the decade. However, that golden age never materialized. On the contrary, by the end of the 1960s it seemed that the nation was falling apart.