This isn't a complete question...
The map above shows what Europe’s borders looked on the eve of World War One in 1914, overlaid on top of the borders of European countries today. ... The Austro-Hungarian Empire and Russian Empires in particular controlled most of the today’s Central and Eastern European states.
Answer:
Yes.
Explanation:
there are a number of reasons and small incidents before the happening of historical event. to understand a particular historical event, the historians must see the circumstances and reasons due to which the historical event occurs. There are various reasons behind the historical event so it is necessary for the historian to see that reasons in order to fully understand the event.