To continue the nations's westward expansion. Manifest Destiny! Knew it would attract to crowded east coasters to the west where they could try their luck getting rich quick.
james k polk
jefferson madison polk mckinley wilson fdr
John Tyler preceded Polk as US president.
There were wild stories in the eastern US about the discovery of gold in California. Despite the publicity, it was faraway and many people were unbelievers. Then, when US president Polk spoke about it in a message to Congress, the unbelievers were now confident about the reality of gold. Therefore, one can give President Polk some credit for the mad rush to get to California.
Polk succeeded John Tyler as President.
James K. Polk was 49 when he became president.
James K. Polk (term 1845-1849) was President of the United States during the Mexican-American War.
President Polk was responsible for the Mexican American War.
Zachary Taylor was next after Polk.
James Knox Polk.
Grover Cleveland pg.603 of "The American People Creating A Nation & A Society Volume Two Since 1865
U.S President James K. Polk.