World's Longest-Serving Leaders: From Monarchs to Dictators, These Rulers Have Been in Power for More than 20 Years | 🌎 LatestLY
Queen Elizabeth II is longest-reigning living monarch after Thai king's death | Queen Elizabeth II | The Guardian
Queen becomes third longest reigning monarch in history | Daily Mail Online
Chart: The Longest Reigning Monarchs in History | Statista
The 12 Longest Reigning Monarchs in History — History is Now Magazine, Podcasts, Blog and Books | Modern International and American history
100 Longest Reigning Monarchs in History
Chart: The Longest Reigning Monarchs in History | Statista
The world’s 7 longest-serving rulers
10 Longest Reigning Monarchs in History
Who are the longest-reigning British monarchs? | HELLO!
Which US President Served for the Longest Time? - WorldAtlas
Angola's José Eduardo dos Santos, once one of Africa's longest-serving rulers, dies | WAMU
Infographic: Longest-serving world leaders in power - Times of India
Infographic: Russian leaders who served the longest time in power - Times of India
Measuring the rulers
![Longest Reigning Monarchs [OC] : r/dataisbeautiful](https://i.redd.it/13fwezbi7l751.png "Longest Reigning Monarchs [OC] : r/dataisbeautiful")
Longest Reigning Monarchs [OC] : r/dataisbeautiful
Queen Elizabeth Through the Years
Democracy in Africa: Young continent, aging rulers - CGTN
7 Africa's Longest Serving Presidents - FurtherAfrica
The world's longest-serving leaders
Sultan Qaboos of Oman, Arab world's longest-serving ruler, dies aged 79
The world's longest-reigning monarchs - BBC News
Richard Barrow on X: "Infographic showing the world's longest-reigning monarchs. Queen Elizabeth II is now the longest reigning monarch who is still alive https://t.co/w91lyLB3Lq" / X
Chart: Where the World's Longest-Serving Leaders Hold Office | Statista
List of current reigning monarchs by length of reign - Wikipedia
