If Donald Trump is successful, he will be only the second US president to win non-successive terms, following in the footsteps of Grover Cleveland who did it in 1884.
In short:
Donald Trump has claimed victory in the US presidential election, saying his political movement is the greatest the world has ever seen.
The Republican candidate swamped his Democratic rival Kamala Harris in critical swing states.
What's next?
The Republicans were on track to win both chambers of congress, too, paving the way for Trump's agenda to be enacted in full.