The embassy had distributed a "demonstration alert" to US citizens in Russia recommending they avoid protests in Moscow, Saint Petersburg and other cities.
Several experts as well as anti-nuclear campaigners disputed Billingslea's analysis, saying there were no signs that Russia was going to budge or that China would join.
The report alleges that the 17,691 square metre mansion sits on a property 39 times the size of Monaco and features a casino hall, along with a theatre and a hookah lounge complete with a pole-dancing stage.
Gorbachev said that after the New START accord is extended, "a more ambitious treaty" can be negotiated within several years as new types of weapons are developed.
Saudi Arabia has played catch up as a supplier since November with steep cuts in prices to woo customers, overtaking Russia, which had led for most of 2020 with more flexible logistics and geographical proximity to Chinese refiners.
Parler vanished from the internet when dropped by Amazon Inc’s hosting arm and other partners for poor moderation after its users called for violence and posted videos glorifying the Jan. 6 attack on the U.S. Capitol.
On Monday, Parler’s website was reachable again, though only with a message from its chief executive saying he was working to restore functionality.
Parler, which disclosed it has over 12 million users, sued Amazon last Monday after the ecommerce giant and cloud services provider cut off service, citing poor moderation of calls to violence.
Certainly, the start of the new year and with it the new crude import permits is likely to see January imports recover strongly from December's soft outcome.
The 44-year-old returned to Russia on Sunday from Germany, where he received treatment after being poisoned with what experts say was the Novichok nerve agent.
For around a decade, Navalny has been the symbol of Russia's protest movement, after rising to prominence as an anti-corruption blogger and leading anti-government street rallies.