At the same press conference Friday, Trump also was asked about claims originally made by a Fox News analyst regarding British intelligence services.
Trump then criticized the way the media had dealt with the meeting saying on Twitter also: "Despite what you have heard from the FAKE NEWS, I had a GREAT meeting with German Chancellor Angela Merkel".
US President Donald Trump stands in the Oval Office of the White House in Washington, DC, February 9, 2017, following the swearing-in of US Attorney General Jeff Sessions.
Trump said he fired Flynn for misleading Vice President Mike Pence about the communications.
Trump has also called on North Atlantic Treaty Organisation nations to pay more for their defense needs. Trump himself originally began claiming that he had been "wiretapped" by President Obama after reading an article on Breitbart based off a conspiratorial rant by a conservative radio host. "He didn't use the NSA, he didn't use the Central Intelligence Agency, he didn't use the Federal Bureau of Investigation and he didn't use the Department of Justice".
He appeared on the network earlier this month after President Trump tweeted his wiretapping claim. "Nothing found. This is McCarthyism!" one tweet read.
Trump budget boosts military, slashes domestic programs
Agency for International Development. "We believe that this budget protects that core function of the State Department". Eliminating the program will "reduce complexity", the budget proposal says, and produce $732 million in savings.
The US has made a "formal apology" to Britain over accusations a United Kingdom spy agency worked with former President Barack Obama to wiretap Trump Tower, according to The Telegraph. "As far as wiretapping, I guess", he offered, "by you know, this past administration, at least we have something in common perhaps".
Sir Peter Westmacott said officials in the administration were "peddling falsehoods" which risked damaging the US-UK intelligence-sharing relationship in a way that was a "gift to our enemies". Both House and Senate committees had requested any information related to Trump's claims.
Donald Trump has said he did not "make an opinion" over claims the UK's GCHQ spy agency carried out wiretapping on him during the U.S. election campaign.
By Friday afternoon, Fox News anchor Shepard Smith said that his organization could not verify Napolitano's claims.
After GCHQ rejected the allegation as "utterly ridiculous", the White House said it had reassured the British that "Mr Spicer was simply pointing to public reports, not endorsing any specific story".
Comey is slated to testify Monday before the House intelligence committee.