Respuesta :

When Roosevelt was trusted into the presidensy in 1901, he become the youngest president ever at age 42.
He quickly established him self as a modern president who could influence the midia and shape legislation

How did Teddy Roosevelt create the Modern Presidency??

Answer - Teddy rosevelt did not even start this, FDR did.  What this did was "increasing the power of the Executive Branch at the expense of the Legislative."