Answer
Kanishka's empire extended from Central Asia to Pataliputra, encompassing a vast territory that included present-day Afghanistan, Pakistan, northern India, and parts of Central Asia. This empire was a significant power in the region, known for its cultural and economic prosperity, as well as its military strength. Kanishka's reign marked a golden age for the Kushan Empire, and his empire's extent is a testament to his military prowess and diplomatic skills.