The answer is Mathematics
1) Catt's winning plan - 1961
2) Suffrage in some eastern states - before nineteenth amendment was passed in 1920.
States like Wyoming, Utah, Colorado, etc.
3) Nineteenth amendment
The Supreme Court found Roosevelt's policies unconstitutional.
Answer:
Pure Land Buddhism, Nichiren Buddhism, Shingon Buddhism and Zen. Was introduced into Japan in either 538 CE or 552 CE (traditional date) from the Korean kingdom of Baekje (Paekche).
Hope this helps you.