Answer
Eclipsed in prominence, Tecumseh's younger brother Tenskwatawa was a Shawnee prophet who played a significant role in the resistance movement against American expansion. While Tecumseh was the military leader, Tenskwatawa provided spiritual guidance and support, advocating for a return to traditional Shawnee values and the rejection of European influence. Despite his influence, Tenskwatawa's prominence was overshadowed by his brother's military prowess and strategic leadership.