"Through the late 1920s and early 1930s, the Nazis gathered enough electoral support to become the largest political party in the Reichstag, and Hitler's blend of political acuity, deceptiveness, and cunning converted the party's non-majority but plurality status into effective governing power in the ailing Weimar Republic of 1933."
Explanation:
Overall, its literally just because he got enough support
Adolf Hitler came to power when he joined a political party known as DAP, and President Paul von Hindenburg appointed him as Chancellor on Jan. 30, 1933. After this, he used his newfound power to persuade the Nazi's, then eventually became their all-powerful leader.
