"Putin and I discussed many important subjects at our earlier meeting", Trump tweeted, apparently referring to the one-on-one talks he and Putin held with only translators present at the start of the one-day summit on July 16.
After his walk-back, Trump said his administration would "move aggressively" to repel efforts to interfere in American elections.
President Donald Trump said on Wednesday that Russian Federation would help with North Korea and offered an enthusiastic update on the USA process of negotiating with the antagonistic Asian nation over nuclear weapons.
Historians say Trump's tumultuous trip across Europe smashed the conventions of American leaders on the world stage. I will say this: "I don't see any reason why it would be".
But he added: "Could be other people also".
Top Senate Democrat Chuck Schumer was quick to pounce.
"For the president who never admits he's wrong, yesterday he admitted he made a mistake", said "Fox & Friends" co-host Steeve Doocy.
Hundreds of activists, led by attorney Michael Avenatti and actress Alyssa Milano, staged a protest near the White House after the President's comments.
The president - who regards the probe as an attack on his legitimacy - has dubbed it a "witch hunt", and again said Tuesday there were "no collusion at all". And he seemed to endorse a plan Putin proposed that would allow the special counsel Robert Mueller's team to work with Russian investigators to question 12 Russians indicted last week by Mueller.
The Republican president claimed his meeting with Putin - who he seemed to warmly embrace, triggering outrage in Washington - could prove "an even greater success" than his one last week with North Atlantic Treaty Organisation.
Wimbledon: Kerber reaches final as Ostapenko self-destructs
I couldn't even walk to my mail box, so for me to back in a Wimbledon final isn't normal nor is it inevitable". I just feel like when I don't have anything to lose, I can just play so free.
Instead, Trump welcomed an offer by Putin for U.S. agents to indirectly grill the indicted Russians by submitting their questions to Russian officials.
Pomeranz said the damage Trump did by describing the E.U.as a foe and lecturing his North Atlantic Treaty Organisation allies was significant. Trump tweeted, quoting Paul's defense as he thanked him.
By Tuesday afternoon when he faced the cameras, Trump had changed tack.
"We are doing everything in our power to prevent Russian interference in 2018", he said. "So just to repeat it, I said the word "would" instead of "wouldn't", said Trump. "Will he finally take on Putin?"
Skeptics in Washington have rebutted such argument by saying that there is little incentive for Putin to join Trump in confronting Iran, since the United States president has already granted Moscow its demands.
There is relief in the Kremlin that Trump didn't do anything unpredictable, make any demands on which further cooperation would depend or just appear ambivalent, according to Stanovaya.
Less than a week later, the President's understanding of that evidence has been severely tested, as the White House tries to contain the damage from his widely condemned news conference Monday with Putin.
"We stand by our North Atlantic Treaty Organisation allies and all those countries that are facing Russian Federation aggression. Vladimir Putin does not share our values", said Ryan.
'He just said it's not Russian Federation.
The bill lays out specific acts by foreign governments that constitute election interference. "It's really clear", he said.