We do an ''agrypnia'' (stay with the dead all night), then there are the ''mnemosyna'' (remembrances) after 3, 9, 30 days and again in 3, 9 and 12 months, and 3 and 7 years (the last two not so much). There is also a special Saturday called Phycho-savvato (Saturday of the souls) in the calendar.
dramatic performance to commemorate the passion and death of jesus christ ..
It depends on what religion you are looking at. In Greek "mythology" it's Thanatos, in Roman "mythology" it's Mors, in Hindu religion it's Yama, and so on and so forth.
They held a ceremony to commemorate the annversary of the death of the founder of the organisation.
In Greek mythology, Hecate is an immortal goddess associated with magic and witchcraft. There is no record of her death in the traditional myths.
Romans did not think much of the Underworld and death and ghosts; these aspects of their religion were largely borrowed from Greek myth.
B. C Dietrich has written: 'Death, fate and the gods' -- subject(s): Fate and fatalism, Greek Mythology, Mythology, Greek, Religion
While Christians commemorate the suffering and death of Jesus (the Passion,) during Holy Week, the days just before Easter, Easter Sunday is more a celebration of Christ's Resurrection.
to commemorate the death of the people in the Brussels attack
Thanatos is the Greek personification of death.
On St. Patrick's Day we commemorate the life of St. Patrick, the Apostle of Ireland.
It sounds like you are describing a "Passion Play".
In Christianity, some sects observe a 40-day period of mourning, known as the Lenten season, leading up to Easter.