of Turov (Orthodox, added to Roman Martyrology in 1969) Louis de Montfort Pamphilus of Sulmona Peter Chanel Vitalis and Valeria of Milan April 28 (Eastern Orthodox liturgics) Mujahideen Victory Day (Afghanistan) National Heroes Day (Barbados) Restoration of Sovereignty Day (Japan) Sardinia Day (Sardinia) Workers' Memorial Day and World Day for Safety and Health at Work (international) National Day of Mourning (Canada) References External links BBC: On This Day Historical Events on April 28 Days of the year April