This article published by the British Broadcasting Corporation (BBC) is by Imogen Foulkes & Anthony Zurcher. Here is an excerpt:
The US political system seems designed to create gridlock. The two chambers of Congress are frequently controlled by different parties.
The Senate has longstanding procedures that allow the minority party there to block most major legislation that doesn’t have the support of at least 60 of the 100 senators.
And anything passed by Congress can be vetoed by a president (overriding that requires a two-thirds majority in both the House and Senate).
Click here for the full story.