Who among the following devised the method of making 'Pakka' roads?
Mc Adam devised the method of making 'Pakka' roads. which is also called macad-amized' roads named after him
When was the Opium war held between Britain and China ?
Where is the 'Pearl Harbour' located ?
Pearl Harbour is an American Naval base in Hawaii
Which of the following tribes does not share its name to a mountain peak ?
The international crisis in 2014 between Russia and Ukraine belongs to which of the following place ?
Whose winter residence did potala palace serve as till 1959 ?