"Powerful rulers" refers to leaders who have significant control, authority, and influence over a group of people or a territory. These rulers possess the ability to make important decisions and enforce their will on others. Full definition
The most powerful ruler of the land, Qin, is under constant assassination threats, most notably from warriors Sky (Yen), Broken Sword (Wai), and Flying Snow (Cheung). (fromthebalcony.com)
*** The fight for the final resources of the once powerful kingdom of Grimfall has begun!Become the most powerful ruler in this strategy construction game, secure the most fertile building spaces and conquer your enemies \» villages!Ever since the fateful volcano eruption, the land has laid... (apppcdownload.com)
Moses rightly perceived the deadly danger of opposing the pharaoh, surely one of the most powerful rulers on earth. (religion-online.org)