Texas congressman Al Green has filed articles of impeachment against President Donald Trump. Here's what happens if they stick.

For the first time in history, the United States House of Representatives impeached a sitting president, Democrat Andrew Johnson. Now, Johnson faced trial before the U. S. Senate. If convicted ...

Inspectors general are federal government investigators embedded in government agencies to ferret out waste, fraud, and abuse ...

Andrew Johnson was the seventeenth President of the United States. He is one of the least known presidents except for the fact that Congress tried to Impeach him and really to understand the man ...

Challenges: Andrew Johnson had to navigate the reunification and reconstruction of the Union while addressing issues such as African-American civil rights. He failed badly, to the extent that his ...

Andrew Johnson grew up poor in Raleigh ... In return, the U.S. House voted 126-47 to impeach Johnson. After a trial, the Senate acquitted him by one vote. He unsuccessfully sought the Democratic ...