Due to the treaty of versailles the whole of Germany was dissatisfied as well as angry. when Hitler took the grievance of treaty of versailles he whole of Germany accepted with him and as a result Germans got unified
*the middle class german in 1848 tried to unite the different regions of the german cconfederation into a nation state
*prussian chief minister ,ott van bismarck,with the help of the army nd bureoaucracy carried out the task of unification
*three wars was overseven years with austria,denmark,and france, ended in prussian victory and completed the process of unification
*on 18th january 1871, the prussian king ,kaiser william 1 was proclaming german emperer in a cermony held at versailes in the presence of important officials,army representstives and otto van bismarck