Happened
In short
Happened is a past tense verb used to describe an event or situation that has already taken place.
In plain words
It tells you that something is finished and is no longer occurring. You use it to talk about things from the past.
A simple example
The heavy rain happened yesterday afternoon. It caused some minor flooding in the garden.
Why it matters
Using the correct tense helps people understand if you are talking about the present or the past. It provides essential context for timing in storytelling and news.
Easy to mix up
Do not confuse it with 'is happening', which describes something occurring right now.