Leaks of information about the Manchester terror attacks to US news organisations have caused caused UK authorities to stop sharing information with their US counterparts
US President Donald Trump has ordered dozens of air strikes on the Syrian military air base in response to the recent chemical attack in Idlib province.
US National Security Adviser Michael Flynn has resigned over allegations he discussed the lifting of US sanctions with Russia before Donald Trump became president.
Donald Trump continues to use Twitter to vent his anger at anyone who crosses him, and this can have a negative impact on the stock market.
Commons Speaker John Bercow has been criticised for saying that he would not support giving US President Donald Trump a platform to address Parliament during his state visit.