They were constantly at war with the Romans, who eventually conquered them.
The territories it eventually conquered and ruled were by far the most extensive the world had seen until that time.
In known space the kzinti eventually conquered other stellar systems.
The city was eventually conquered by the Ottomans in 1478 after being besieged for over a year.
The Chechens fought for many years, but were eventually conquered in the mid 19th century.
Kublai did eventually conquer the south with a great deal of tribulation.
In 1279, the Mongols would eventually conquer all of China.
They clashed with but were eventually conquered by the rising Manchus.
That's why human beings will eventually conquer the spiders.
France eventually conquered most of Morocco and Tunisia as well.