Dan Hampton, call sign "Two Dogs," known as "the deadliest F-16 pilot" and one of the most experienced US military pilots, has proposed a solution to quickly turn the airspace over Ukraine into a no-fly zone for Russians. In a recent interview with the Voice of America, Hampton suggested that...
On the down side one could argue that it might cause a larger war, after all the Flying Tigers being organized to help China in April might have been some of what caused the Japanese to attack Pearl Harbor several months later in December.
There was trade war and a scrap iron embargo causes to consider as well. Many causes.