निम्नलिखित में से किस रचना को भारत सरकार द्वारा आधिकारिक रूप से राष्ट्रीय गीत के रूप में अपनाया गया है?

Mahatma Gandhi's last fast unto death in 1948 was primarily against which of the following?

What was the primary meaning of 'Swaraj' as popularized by Mahatma Gandhi during India's independence movement?

What was one major impact of India’s independence on its economy?