Final answer:
Agnes Macphail was the first woman MP in the Canadian House of Commons and she was arrested for protesting against the internment of Japanese-Canadians during World War II.
Step-by-step explanation:
In 1921, Agnes Macphail became the first woman to be elected as a Member of Parliament (MP) in the Canadian House of Commons, serving from 1921 to 1940. She was arrested in 1939 for protesting against the internment of Japanese-Canadians during World War II. Macphail was a women's rights activist and a pacifist, who fought for various social justice causes throughout her career.