Russians are great liberators
Russian advisers and military supplies did pretty good during the Vietnam War. The side you backed won.
Millions died in Vietnam, Cambodia and Laos.
The shoe is on the other foot again ... Afghanistan was a lot of fun ... Ready for more fun?
Iran is playing both sides against the middle and Putin has bought it hook, line and sinker.
Russia has stirred the hornet's nest of Islamic Militarism -- you are not going to be able to confine Islamic Militant attacks to the military theatre. Your population in the Russian Federation is 14% Muslim and you have just added tens of thousands of internal enemies. There was not a strong Islamic Fundamentalist movement when you were in Afghanistan. Today there is a world wide Islamic Fundamentalist Militancy to contend with.
You have opened the gates of hell for a useless piece of real estate called Syria.
Putin only agreed to the peace talks in Vienna as he is already looking for an exit strategy. Nixon called the USA's exit strategy from Vietnam ''Peace with Honor'' and during the drawn out negotiations thousands died. If nothing else, learn from the errors of Vietnam and Afghanistan ...