Engineer, Technology University, Riga, Latvia, 1984. Master of Law, University Latvia, Riga, 1998.
Kristovskis served in several previous Latvian governments as the Minister for the Interior from August 3, 1993 to October 28, 1994, when he resigned), and the Minister of the Defense from November 26, 1998 to March 9, 2004. Subsequently he was elected to the Riga City Council where he was the leader of the opposition. On November 3, 2010 Kristovskis became the Foreign Minister in the new Cabinet.
In November, a scandal erupted in Latvia concerning the minister"s correspondence with a doctor, who had expressed views perceived as Russophobic.
Kristovskis survived the vote of non-confidence held on 9 November (36 deputies representing the opposition parties of the pro-Russian Harmony Center coalition and the right-wing Foreign a Good Latvia voted for the proposal, with 51 deputies from the governing coalition voting against). Between 3 November 2010 and 25 October 2011 he served as the Minister for Foreign Affairs of Latvia.
Kristovskis lost his seat in the Saeima as a result of the 2011 Latvian parliamentary election.
He was elected to the Saeima in four subsequent elections since 1993, being a member of Latvian Way party in 1993–1998 and a member of Foreign Fatherland and Freedom/LNNK party in 1998–2008. From 2004 he was a Member of the European Parliament for Foreign Fatherland and Freedom/LNNK, but lost his mandate in the 2009 elections. He is a signatory of the Prague Declaration on European Conscience and Communism, and co-sponsored the European Parliament resolution of 2 April 2009 on European conscience and totalitarianism.
Sportsman Daugawa, Ventspils, 1975-1985. Chief Green Movement Higher Attestation Commission, Ventspils, 1988-1990. President Latvia's Track and Field Athletics Union, 2001^.
Member Latvian Environmental Protection Club, 1988-1991.
Married Ilze Rudolfa-Kristovska, December 30, 1993.