ABCD एक ऐसा चतुर्भुज है जिसकी सभी भुजाएँ बराबर हैं और एक कोण ∠ABC = 90° है। यदि इसकी सम्मुख भुजाएँ समांतर हैं और सम्मुख कोण बराबर हैं, तो ABCD एक है:

The Dandi March, also known as the Salt Satyagraha, was led by which influential leader?

Which act formally granted independence to India, marking the end of British rule?

Who was the key figure in establishing the Indian National Congress?