Military engagement that took place during the Spanish Civil War in July 1938 in La Serena zone of Badajoz Province.

1938 European Athletics Championships — 1938 edition of the European Athletics Championships

Canadian kid's gravity-powered racing program

1938 Soviet–Japanese border conflict

1938 British Empire Games — multi-sport event in Sydney, Australia

Battle of Northern and Eastern Henan

1938 FIFA World Cup qualification — qualification rounds for the 1938 FIFA World Cup

1938 World Men's Handball Championship — 1938 edition of the World Men's Handball Championship

EuroBasket 1938 Women — 1938 edition of Eurobasket Women

Earthquake in Indonesia

10th Academy Awards — award ceremony presented by the Academy of Motion Picture Arts & Sciences for achievement in filmmaking in 1937