What president of the us decided to build pananma canal?

The decision to build the Panama Canal was made by President Theodore Roosevelt in 1904. Roosevelt was a strong supporter of the canal project, believing it would greatly benefit the United States both economically and strategically. He negotiated with the Republic of Panama to secure the rights to build and control the canal, and construction began in 1904. The canal was completed in 1914, and has since become one of the most important shipping routes in the world.