commemorate

verb

1. 1

   call to remembrance; keep alive the memory of someone or something, as in a ceremony

   We remembered the 50th anniversary of the liberation of Auschwitz

   Remember the dead of the First World War

2. 2

   be or provide a memorial to a person or an event

   This sculpture commemorates the victims of the concentration camps

   We memorialized the Dead

3. 3

   mark by some ceremony or observation

   The citizens mark the anniversary of the revolution with a march and a parade