Former NATO Supreme Allied Commander James Stavridis said on Sunday that walking away from Ukraine now would be "disastrous."
James Stavridis on Saturday also described the video of China's ex-president being removed as "Orwellian."
"We aren't coming to kill you, but to convince you. But if you don't want to be convinced, we'll kill you," Pavel Gubarev said in a video.
Recent attacks on civilian centers, James Stavridis said, could leave the West with no choice but to directly intervene in the conflict.
The former NATO commander said the Russian president knows if he used a nuclear weapon "it would cause the world entirely to turn against him."
Putin's forces have been a "disaster" in Ukraine, as Moscow's troops "failed to deliver," retired U.S. Admiral James Stavridis said on Sunday.
"The plan is not subject to adjustment," Putin said Friday.
Ex-NATO Commander James Stavridis' comments came after members of Russian state media proposed violent responses as Russia's military faces defeats.
Former NATO Supreme Allied Commander James Stavridis said Sunday that the weapons are "not quite dragons," but will be helpful in the Ukrainian offensive.
Sir Lawrence Freedman said on Sunday that the Russian president "didn't realize the gamble he was taking."
Retired U.S. Navy Admiral James Stavridis said that the situation at Zaporizhzhia "absolutely screams for international engagement."
Retired U.S. Navy Admiral James Stavridis said that Vladimir Putin's "hand of cards [is] not enviable at this point."
"We are talking about high-precision weapons and robotics, combat systems based on new physical principles," the Russian president said describing the weaponry.
The ex-NATO leader said Sunday that he could see the war coming to an end in six months as Putin "burns through troops."
Retired U.S. Army General Mark Hertling said Moscow's efforts to rush reconstituting its depleted forces "exponentially damages morale and fighting capability."
Retired U.S. Navy Admiral James Stavridis said Russia's military has shown "very little appetite or inclination to improve."
The Ukraine war will become a "frozen conflict," predicted former NATO Supreme Allied Commander James Stavridis on Sunday.
Western allies will soon escort blockaded grain shipments in and out of Ukraine, former NATO commander James Stavridis said Sunday.
"It's been a bad performance by the Russians thus far," said former NATO commander James Stavridis on Sunday.
He warned on Sunday that the Russian president could invade non-NATO member nations including Moldova and Kazakhstan.
"This is really a collision between order and rule of law," former NATO Supreme Allied Commander James Stavridis said.
James Stavridis, former NATO supreme allied commander, credited Hill for being both tenacious and knowledgeable.
"They're managing currently to conduct global operations without owning a shred of territory," retired four-star Admiral James Stavridis said
The president said Wednesday that the U.S. would now "let someone else fight over this long bloodstained sand."
"The only way this actually ends is when we protect ourselves against those who would threaten us," Jack Keane said.
"This is heart-rending for anybody who has shed blood, who has deployed forward," former NATO Supreme Allied Commander James Stavridis said.
"During the Cold War, we understood each other's signals. We talked," U.S. Army General Curtis Scaparrotti said. "I'm concerned that we don't know them as well today."
Stavridis is dean of the Fletcher School of Law and Diplomacy at Tufts University and a former supreme allied commander of NATO.