The leadership of the US was not in the least suspicious; they had hard evidence that the Soviets were responsible for the 1940 mass-murders but chose to say the Germans did it as Stalin was then their ally.
Yes, they did and all historians would agree that the Soviets did commit the massacre at Katyn.
Henri de Montfort has written: 'Le massacre de Katyn'
The Katyn Forest massacre was when the Soviets brutally mudured about 25,000 Polish officers and civilians during World War II, around April 1940. Its significance wah that i was easier for communists to take the control over Poland and install a communistic government after the end of WWII.
Stalin, of coarse. All he would have to do is order a massacre like Katyn.
There was a massacre of Polish officers in the Katyn forest ~ see related link below .
Katyn war cemetery was created in 2000.
The cave looked too suspicous to go in side and do research.
Louis Fitzgibbon has written: 'The Katyn memorial' -- subject(s): Katyn Memorial, London, London Katyn Memorial
suspect
it is suspecting that something is wrong
http://www.electronicmuseum.ca/Poland-WW2/katyn_memorial_wall/kmw.html - possibly only confirmed victims. As long as the exact number of executed persons is not known, it is not possible to provide a full list.
Katyn Slaughter and Silence - 1991 was released on: USA: 17 September 1991 (Chicago, Illinois)