Teaching BPSC बिहार मध्य विद्यालय (6 to 8) शिक्षक भर्ती 4.0 Mock Test General Knowledge World History Russian Revolution
A major causes of the Russian Revolution of 1917 was the
1
defeat of Germany in the Russian campaign
2
marriage of Czar Nicholas II to a German Princess
3
existence of sharp economic differences between social causes
4
More than one of the above
5
None of the above