What is celebrated on February 2 and is also a film?

Round arches allowed the romans to create structures with

The holocaust of world war ii resulted in a) the nazis effectively used propaganda to gain and hold power in germany. b) ethnic regimes carried out mass devastation. c) deporting all european jews to the island of madagascar. d) the systematic mass slaughter of european jews and and others in nazi concentration camps during world war ii.

Brianliestttme : ) -why was pakistan created?