October 17, …………….was observed as Khilafat Day, when the Hindus alongwith Muslims in fasting observed hartal on that day. May 5, 2021 by admin Question: October 17, …………….was observed as Khilafat Day, when the Hindus alongwith Muslims in fasting observed hartal on that day. A. 1908 B. 1909 C. 1916 D. 1919 Answer» d. 1919 Note: The above multiple-choice question is for all general and Competitive Exams in India.