An event his brother must have witnessed at close hand.
This was witnessed by other people at the party; no one came to help her.
But perhaps her presence can be witnessed at the time of death.
The assault was witnessed by many people in the area at the time including children.
He had witnessed at close hand every event of the next mad few days.
"Have you ever witnessed one of the stones at work?"
The years after the 1920 election witnessed major developments at the national level.
In fact, this is exactly what we are witnessing at the moment, to a certain degree.
He witnessed the suffering of the lower classes at first hand.
The period from 1975 to 1994 witnessed the growth of his fame at great speed.