His remarks come after a U.S. Defense Department test of a modified Navy Tomahawk cruise missile, and the demise of the Intermediate-Range Nuclear Forces Treaty between Washington and Moscow.
"I think it's much more appropriate to have Russia in," President Trump told reporters. In Russia, the Foreign Ministry spokeswoman said discussions should move from the media "to the expert level."
The Intermediate-Range Nuclear Forces Treaty was signed in 1987 by President Ronald Reagan and Soviet leader Mikhail Gorbachev. The U.S. has long accused Russia of refusing to comply with its terms.
The leaders are scheduled to meet on Thursday, according to Chinese and North Korean news agencies. The visit comes after stalled negotiations with President Trump.
The U.S.-based Free Russia Foundation accuses Russia of "infiltrating the fabric of democracy," using international law and accounting firms, think tanks and institutions.
Spokesman Dmitry Peskov links the attacks to Russia's need for its own Internet. It is a "geopolitical angle to try to defend their own steps," says Internet freedom expert Sanja Kelly.
Dennis Christensen was arrested during prayer. "I hope today is the day Russia defends religious freedom," he said before the verdict. Critics call it a severe crackdown on religious freedom.
National security adviser John Bolton referred to the special counsel investigation in announcing that Russia's president won't visit the United States this year.
The House speaker also said he would not invite Russian President Vladimir Putin to address Congress if he visits in the fall: "That's something we reserve for allies."
President Trump boasts that he's tougher on Russia than any other president. His administration has adopted some tough policies, even though Trump's rhetoric is almost always friendly toward Moscow.
Politicians argued almost with one voice that the White House reject any notion about granting Russian investigators access to Americans facing accusations by Vladimir Putin. It agreed on Thursday.
Some Russian commentators and politicians rejoiced after Monday's meeting between the two leaders, with one columnist even calling it "another small miracle."
Monday's Trump-Putin summit was not a meeting between adversaries, writes Brookings Institution senior fellow Robert Kagan. It was a meeting between allies, with convergent interests and common goals.
Top Republicans voiced faith in U.S. intelligence, while some criticized Trump directly following his news conference. Top Democrats questioned whether Russia has damaging information on Trump.
President Trump told CBS that he has "low expectations" ahead of a summit with Russia's Vladimir Putin, and added, "I think the European Union is a foe, what they do to us in trade."
Russia's president wants to normalize ties with the U.S., stop sanctions and give President Trump the impression he is the only Western leader who can get through to him.
"Maybe something positive will come out of it," the president said. The date for the summit meeting with Russian President Vladimir Putin will be announced on Thursday. It could come in July.
Gerhard Schroeder went from chancellor of Germany to chairman of key Russian energy corporations. But many Germans are in no mood for more sanctions against Kremlin interests.
The move follows the poisoning of former Russian spy Sergei Skripal and his daughter in the U.K. earlier this month. The Russians have been given seven days to leave the country.
