আফিম যুদ্ধ হয় নিচের কোন দুটি দেশের মধ্যে? (Between which two countries did the Opium War took places?)
'Arab Spring' relates to:
One of the following four birshrestha was not a member of the army. Identify him.
The country with highest average height of human being is:
Who invented Jutton?
Mujibnagar Government was formed on-