Little Hawk, Kristallnacht, the onset of the pogrom or series of coordinated attacks against Jews throughout Nazi Germany and parts of Austria, began on November 9, 1938.
The invasion of Poland began on September 1, 1939.
And there was plenty of warning well ahead of time that these two events were imminent.
The tenor of the countries who observed and were horrified by this was, nevertheless, "I don't want to get involved." It was not much later that they WERE involved, whether they wanted to be or not!