How did king sejong encourage science and technology in korea

What role did mazzini play in italian unification? a.) he dreamed of a united italy and took the first steps to achieving it. b.) he conquered the southern part of italy, including sicily. c.) he was the first leader of a united italy. d.) he was assassinated by the french government, making him a martyr.

Why did president johnson decide not to run for reelection in 1968?

How did the mexcian war of independence differ from the american revolution?