How did hitler rise to power? when and how did his power come?

Hitler´s rise to power started after the end of World War I. He joined a political party which´s name he changed as soon as 1920 to "Nationalsozialistiche Deutsche Arbeiterpartei" , meaning National Socialist German Worker´s Party, which we usually know simply as Nazi Party. Anti-Marxist and opposed to the Treaty of Versailles and the Weimar Republic soon started with a srong anti-semitism. The culmination of his rise to power was the "Enabling Act" that permitted him to exercise great power without control.

b)

it created free trade throughout the colonial territories.

uncle sam would be tossing and turning in his grave : *)