When was second OIC Summit Conference held?

The second OIC Summit Conference was held in Lahore, Pakistan from February 22–24, 1974. The Organization of Islamic Cooperation (OIC) is an organization that was established after the first OIC Summit Conference in Rabat in 1969.\nWhat happened at the second OIC Summit Conference?\nThe Lahore Declaration was issued\nPakistan formally recognized Bangladesh as a separate country\nSheikh Mujibur Rehman of Bangladesh attended the summit after being flown in from Dhaka\nWhat commemorates the second OIC Summit Conference?\nThe Summit Minar, a 155-foot obelisk, was built in Lahore to commemorate the conference