विश्व स्तर पर हर साल निम्नलिखित में से किस तिथि को 'विश्व कैंसर दिवस' मनाया जाता है?

On which date is Indian Navy Day celebrated every year in India?

India celebrates National Panchayati Raj Day in the month of April. On which date is it observed every year?

National Panchayati Raj Day is celebrated in India every year on which date?