Eid al-Adha (Feast of the Sacrifice)
Eid al-Adha (Id ul-Adha) is an Islamic festival falling on the 10th day of the month of Dhul Hijja (Thou al-Hijja) to commemorate the willingness of Ibrahim (Abraham) to sacrifice his son.
Elsewhere on timeanddate.com
Lailatul Isra Wal Mi Raj
Isra and Mi'raj (Isra Me'raj, Israa and Mi'raaj, Laylat Al-Isra wa Al-Miraj, Lailat al Miraj, Night Journey and Ascension to Heaven) marks the night that the Prophet Mohammad traveled from Mecca to Jerusalem, ascended to heaven and returned.
People Power Anniversary
People Power Anniversary in the Philippines commemorates the successful non-violent demonstration in Manila in 1986 that saw a change of government for the nation.
AM and PM Explained
How does the 12-hour clock system work? Is midnight 12 am or 12 pm?