The call for self-government on the banner, the picture above, was accomplished in the US as... a. One state at a time slowly gave women the right to vote in the early 20th century
b. A Constitutional amendment prohibited any state to deny the right to vote on account of sex
c. The Supreme Court ruled in 1920 that denying women the right to vote was unconstitutional.
d. Congress passed legislation granting women the right to vote in federal elections in 1935
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