A "tournament" is a competition between lots of people or teams. Usually one person or team is named as the champion at the end of the tournament.

To talk about a tournament happening, use the phrase "be held", followed by the time of the tournament, the location, or both:

It's held between late March to early April each year.

Where is next year's tournament being held?

 Aside from tournaments, other events that are "held" include:

• conferences
• concerts
• meetings
• a hearing