The GOP lawmaker recently urged Democrats to join Republicans in a newly formed subcommittee tasked to investigate the "weaponization" of the federal agencies.
His appearance in federal court in Manhattan marked "a distressing day" for McGonigal and his family, his lawyer said.
The death of Alexander Buzakov is the latest in a considerable trend of Russian elites dying suddenly over the last year.
The episode is a rare example of disagreement among some of the Kremlin's strongest supporters.
The withdrawal from Kherson has led those within Putin's inner circle to question the end game of the Ukraine war.
"I have taken the decision to exit my Russian citizenship. I can't and won't be associated with a fascist country," Tinkov said.
"This amount is far from being sufficient to finance reconstruction," said European Union Justice Commissioner Didier Reynders.
Recent rhetoric from oligarch Yevgeny Prigozhin and other Russian elites could be cause for concern for Russian President Vladimir Putin.
The ENABLERS Act can bring America's fight against authoritarianism into the 21st century, and send a clear message to our adversaries that we're closing the gate on their misuse of our own financial system.
The yacht is expected to sell for less than its valuation, with JPMorgan mum on whether or not it will donate proceeds to Ukraine.
Leonid Nevzlin said Saturday that Putin "destroys Russian-speaking cities" and "human beings" as "his way to take revenge."
Photos showing the man named as Vladimir Plotnikov in Italy and Croatia provoked an angry response. A Russian lawmaker of that name has been banned from the EU.
"I think that destroying Ukraine would be a colossal mistake, including for us," Oleg Deripaska said.
Six Russian oligarchs have been found dead under mysterious circumstances since late January this year.
Mikhail Khodorkovsky previously said that he believes Putin's defeat is inevitable as long as the West continues to back Ukraine.
At least 30 aircraft allegedly belonging to Russian businessmen have flown over EU airspace despite flight bans imposed after the invasion of Ukraine.
Russian oligarchs and business leaders will keep a low profile at the St. Petersburg International Economic Forum this year, hoping to avoid Western sanctions.
Since the war in Ukraine began, the U.S. and other nations have imposed sanctions on Russian oligarchs with possible ties to Russian President Vladimir Putin
The Department of Justice has accused Suleiman Kerimov of using U.S. bank accounts to pay for the superyacht's upkeep.
A report from independent news outlet Meduza said that talk "about 'the future after Putin' is increasingly common" among the country's elite.
Oscar-nominated producer Alexander Rodnyansky is behind a new "House of Cards"-style TV show on how the Russian president "got the power" to change the world.
Seizing the wealth of Russian oligarchs would leave Putin in a "difficult position," experts said.
The total cost of the police department's response to the protesters was £80,000, which is equivalent to more than $97,000 dollars.
None were known to be outwardly critical of Russian President Vladimir Putin's war in Ukraine, and none were included on sweeping lists of sanctions.
Alexander Subbotin died of a heart attack after going to a shaman outside of Moscow, authorities have said.
Mikhail Fridman, one of Russia's richest men, was recently the target of sanctions from the European Union.
Greene joined House progressives in voting against the measure, which would liquidate the frozen assets of Russian oligarchs and use the funds to help Ukraine.
A number of Russian oligarchs have publicly demanded President Vladimir Putin stop his war against Ukraine.
"Whoever is supplying Russia with this bloody money is making the same war crime...We're watching them," warned Oleg Ustenko.