Who was the local ruler from whom Vasco da Gama was found when he arrived in Calicut in May 1498?

Iqbal honor is given for which region in Madhya Pradesh?

When and where was the national anthem first sung?

The name of the train 'Shatabdi Express' refers to whose centenary?

Kisan Diwas is observed on the 

Betwen whom did the second battle of Panipat take place?