What did Sacajawea do?

Sacajawea is a well known shoshone woman who is famous for accompanying and leading the expedition of Louis and Clark through the newly purchased Louisiana Territory.

Sacagawea, the daughter of a Shoshone chief, was born circa 1788 in Lemhi County, Idaho. At around age 12, she was captured by an enemy tribe and sold to a French-Canadian trapper who made her his wife. In November 1804, she was invited to join the Lewis and Clark expedition as a Shoshone interpreter.