You’re thinking since it was 2/3 Chasidish 1/3 Litvish you define it as a Chasidish event. But in fact that is a fair breakdown of the frum demographics today. There are more than double the number of chasidim than their are litvaks and other Orthodox. Simply due to the long-standing mathematics of their respective birth rates. Thus, in fact, it was a broad and representitive representation of the Torah world.
