nov 18, 1921 - Mitteleuropa Proclaimed
Description:
Planned during the Weltkrieg, Mitteleuropa was an economic bloc that was to secure German hegemony over Europe.
As it stood when it was proclaimed, it contained Germany as its lead and all of Germany's client states and Poland.
Along with this came the Reichspakt military alliance which was essentially the military wing of Mitteleuropa with separate entrance for those who wished it.
Added to timeline:
Date: