President Donald Trump fired national security adviser John Bolton, the permanent defender of US power, after months of division between them over the direction of national and foreign security policy.Trump announced his decision on Twitter saying he has strong discrepancies with Bolton.Bolton is considered a hardline conservator and known for his controversial foreign policy positions, which he shares as a political analyst.https://twitter.com/realDonaldTrump/status/1171452880055746560?s=20"Last night I informed John Bolton that his services are no longer necessary in the White House. I strongly disagree with many of his suggestions,...