invaders are people who enter with force.
sentence;
invaders are very bad like robbers
The prairie settlement on the homeland was invaded by the Cherokee Indians.
After the Saxons invaded those who were not killed were held in thralldom for the rest of their lives.
In the novel "The War of the Worlds" by H.G. Wells, the Earth is invaded by Martian monsters who want to eat us.
Iraq attacked and invaded Kuwait. -Sentence structure is important.
The military had a mission to do and invaded the hole location.
Bees were swarming in the yard. (passive sentence) Swarming bees invaded the yard. (active sentence)
Fighter jets bombed the munition depot. Soldiers stormed the munition barracks, only to discover they had invaded the women's shower facilities.
The prairie settlement on the homeland was invaded by the Cherokee Indians.
the Germans invaded the japanees territory
A colony of ants has invaded the house! I hope that the first colony on Mars has a nice view.
i do not know how to use embalming in a sentence. (there is the sentence)
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.