Seismic Political Shifts - Impeachment of Donald Trump

Seismic political shifts are happening in the two most powerful nations in the world (in earlier centuries).  The UK and the US are seeing the biggest political moves of the 21st century — indicating shifts towards nationalism or just de-centrism.  The media is contributing to the serious cracking up of national unity, but what is it that is bringing about the loss of national unity?  What is the exact problem with the President that creates such polarization and hatred?  What do people hate about President Donald Trump?  And Who is breaking up the United States?