- 1975: *The History of Latvia: A Short Survey* (co-authored with Aldis Purs)
- 1979: *Latvia at War: The Struggle for Independence, 1914-1920*
- 1990: *Let Us Think for Ourselves: Latvia in the 1980s*
- 1992: *The Origins and Development of the Cold War in Latvia*
- 1994: *History of Latvia: A Brief Survey*
- 2003: *The History of Latvia: A Revised Edition*
- 2004: *The Occupation of Latvia: 1940-1941*
- 2008: *The History of Latvia: 2nd Revised Edition*
- 2011: *The Return of the Balts: Independence and Nation-Building in Estonia, Latvia and Lithuania*
- 2014: *The Great Powers and the Baltic States: The Fateful Years 1939-1941*
Articles:
- 1973: "The Baltic Question in the 1920s"
- 1980: "Latvia in the 1970s"
- 1991: "The Road to Freedom"
- 2001: "The Baltic States and the Soviet Union: A Historical Overview"
- 2005: "The History of Latvia: A Revised Edition"
- 2008: "The Occupation of Latvia: 1940-1941"
- 2010: "The Baltic States and the Russian Federation: A Historical Overview"
- 2012: "The Return of the Balts: Independence and Nation-Building in Estonia, Latvia and Lithuania"
- 2015: "The Great Powers and the Baltic States: The Fateful Years 1939-1941"
Other:
- 1974: *Who Was Who in the Baltic States* (co-authored with Aldis Purs)
- 1979: *The Baltic States in the League of Nations* (co-authored with Aldis Purs)
- 1991: *The Struggle for Freedom: The Baltic States and the Soviet Union, 1989-1991* (co-author)
- 2008: *The History of Latvia: A Chronology* (co-author)