Do what you can, with what you have, where you are.
•The youngest president in American history. He wanted to solved poor condition for workers, monoplies of industrys ,and great economic disparity. He succeeded through regulate of economic and publish new laws.
•Roosevelt believed government should regulation of rail transport. Also the congress adopted "Hepbum Act" that allow interstate commerce commission.Setting the maximum railwayfee,and prohibit free shpiing for any relative company.
• During his presidency, he has converted 7,800 hectares of land into state-owned land Which preserved a large number of national forests, parks, mineral deposits, oil, coal and water resources for future generations.
•He published the Pure Food and Drug Act in 1906 and pushed the passage of the Meat Inspection Act，that government had quality to control and supervise food safety and drug labeling.
•Helping Panama independent and building Panama Canal. Panama Canal finished at 1914, Also America had authority to control and operation the canal. It brought significant benenfit to America and decreased the time shipping between Atlantic and Pacific Ocean.
• Roosevelt invited Booker Washington which is the frist black man having a dinner with president at the White House. Also Roosevelt is the frist president visit other countries at Presidency.