Army Day in Iran

Day of National Heroes in Costa Rica on April 11 (Día de Juan Santamaría);

Army Day in Brazil on April 19 (Dia do Indio);

Khongjom Day on April 23 (Manipur, India);

Navy Day in China on April 23;

Kapyong Day on April 24 (Australia, Canada, New Zealand);

Carabinieri Day or Shooter Day in Chile on April 27 (dedicated to the founding of this military police institution in 1927);

Armed Forces Day in Georgia on April 30;

Holiday of the Foreign Legion in France on April 30 (date in memory of the Battle of Cameron)