It is a week-long event held at the end of the northern hemisphere summer and in non-Olympic years is the highlight of the international rowing calendar.
At the 1984 World Championships in Montreal, Canada, women's lightweight demonstration events were raced over a 2000-metre course for the first time.
[citation needed] Since 1996, during (Summer) Olympic years, the World Rowing Junior Championships are held at the same time.
[4] At the 2017 FISA Ordinary Congress there were further revisions, removing M2+ and LM4- from the World Championships, and reinstating LW2-.
[5] World Rowing Championships have been held since 1962; first every four years, then annually since 1974 (except 2020 and 2021 due to the COVID-19 pandemic).