Russian Federation would also take into consideration the effect of any possible "rapprochement" with the USA would have on its "allies and friends", Kortunov said, naming Iran, Syria, North Korea, Venezuela and China as examples of such countries.
"I go in with low expectations", Trump told CBS in Turnberry.
Critics said they were skeptical Trump would press the issue at all, despite the indictments.
Bolton noted that Putin has repeatedly denied any knowledge of Russian efforts to meddle in the U.S. election but he said the indictments cast doubts on the credibility of the Russian president's assertions. "They were doing whatever it was during the Obama administration", he told CBS's Jeff Glor on "Face the Nation". "But - in a trade sense, they've really taken advantage of us and many of those countries are in North Atlantic Treaty Organisation and they weren't paying their bills and, you know, as an example a big problem with Germany". "The president was questioned in the United Kingdom why relations with Russian Federation are at a bad state", Warner said.
The charges stem from Special Counsel Robert Mueller's investigation into Russian meddling in the election and any involvement by Trump's campaign, a probe the president has repeatedly derided as a "witch hunt". "I think it's a good thing to meet", he said, adding, "maybe some good will come out" of it.
They are accused of using keystroke reading software to spy on the chair of the Democratic National Committee (DNC) and hack into the party's computers. China is a foe economically, certainly they are a foe.
Trump-Putin meeting: Trump and Putin are slated to meet at 1:00 p.m. local time Monday at the Presidential Palace in Helsinki in a likely one-on-one meeting with no set agenda or policy goals.
But for Putin, merely getting Trump to sit across the table counts as "an informal recognition of Russian Federation as a great power", political analyst Alexei Malashenko said.
Trump says he believes such get-togethers are beneficial.
Bolton also said he finds it "hard to believe" that Putin was not aware of an effort by Russian military intelligence officials to interfere in the 2016 USA presidential election.
Democrats, however, said he should cancel the Helsinki summit, arguing the indictments revealed the lengths to which Putin had gone to meddle in the election that brought Trump to power. "What they do to us on trade".
"The very fact that we have our heads of state getting together for this kind of conversation is a big, big delivery", Huntsman said.
Twelve Russian intelligence officers have been charged with hacking into the Democratic National Committee in a bid to sabotage the 2016 U.S. presidential election.
But in a series of Twitter posts on Sunday, Trump - or more likely Dan Scavino, Jr.