Brūno Haralds Kalniņš was a Latvian social democratic politician and historian. He was the son of prominent social-democratic politicians Pauls Kalniņš and Klāra Kalniņa. Wikipedia
Born: May 7, 1899, Tukums, Latvia
Died: March 26, 1990 (age 90 years), Stockholm, Sweden
Parents: Klāra Kalniņa
Spouse: Maiga Kalniņa (m. ?–1978)
Education: Saint Petersburg State University (1916–1917), Jaundubulti Primary School, and Riga Technical University