What did napoleon's conquest of europe unkowingly do? i'm being timed

a plantation economy is an economy based on agricultural mass production, usually of a few commodity crops grown on large farms called plantations. plantation economies rely on the export of cash crops as a source of income.

i hope this : )

john maynrd keynes developed new economic respose to the                           ( b. great depression if the 1930's)

a. by accepting the election of president abraham lincoln in 1860 and convincing other southern states to do the same