Estonian kroon until the Soviet invasion in 1940 and Estonia's subsequent incorporation into the Soviet Union when it was replaced by the Soviet ruble. After Estonia regained its independence, the kroon was reintroduced in 1992. The kroon became the currency of Estonia on 1 September 1928 after having been a unit of account since 1924. It replaced the mark at a rate of 100 mark = 1 kroon. The kroon was subdivided into 100 sent. In 1924, the kroon was pegged to the Swedish krona at par, with a gold standard of 2480 kroon = 1 kilogram of pure gold. The standard
Robert Kroon Canadian Broadcasting Corporation, several Dutch and Belgian radio stations, as well as Benelux television broadcasters later in his career." Kroon always tried to work for a wide range of Dutch media while continuing to report for major international publications, according to Kroon's former boss, Dutch journalist Wibo van de Linde, who was Kroon's boss at "Avro and Tros" (a weekly news magazine on Dutch television) for 15 years. Kroon continued to work as a contributor for the "International Herald Tribune" in Paris, France, throughout the 1990s. Kroon interviewed a wide range of political leaders and prominent entertainers throughout his career