His death set in motion a train of events that led to the outbreakofwar.
他的死引发了一系列的事件，从而导致了战争的爆发。
《牛津词典》
2
A hair-trigger situation has been created which could lead to an outbreakofwar at any time.
局势风云突变，战争一触即发。
《柯林斯英汉双解大词典》
3
The number of dangerous mistakes we have made before and since the outbreakofwar because we do not understand the opponent with whom we are faced is appalling.