the people I saw were convened over there (gathered)
a large gathering of women convened in the center to discuss International Women's Day.
The Meeting will be convened by to-morrow.
1790
General assembly can be used in a sentence to refer to a gathering of representatives from various groups or organizations, typically for decision-making or discussion. For example, "The general assembly convened to address pressing issues related to climate change and sustainable development." This term is often employed in political or organizational contexts to highlight collective decision-making processes.
Pope Paul III convened the Council of Trent in 1545.
because
Edward I
i do not know how to use embalming in a sentence. (there is the sentence)
King Edward I
sat
1790
So- you are asking when to use 'when' in a sentence. When you are asking how to use when in a question, you are already using when in a sentence, because a question actually is a sentence. I like to use when in a sentence whenever I like.