The Power of the Executive: From Presidents 1 to 45
![](https://media.wnyc.org/i/800/0/c/85/2019/02/AP_19046617175756.jpg)
President Donald Trump speaks during an event in the Rose Garden at the White House to declare a national emergency in order to build a wall along the southern border, Friday, Feb. 15, 2019
( AP Photo )
( AP Photo )