![vladimir putin is widely expected to win russia 039 s presidential election on sunday photo afp vladimir putin is widely expected to win russia 039 s presidential election on sunday photo afp](https://i.tribune.com.pk/media/images/1657681-putinafp-1520842026/1657681-putinafp-1520842026.jpg)
Russia test-fires 'ideal' hypersonic missile
Here are some of the world leaders who have held power the longest -- excluding monarchs enthroned for life.
Topping the list with 49 years in power is Cuba's revolutionary hero Fidel Castro, who handed over to his brother Raul in 2008 when he was in his early 80s.
![Cuba's revolutionary hero Fidel Castro. PHOTO: AFP](https://c.tribune.com.pk/2018/03/2-castro-afp1-1520842086.jpg)
Taiwan's first president Chiang Kai-shek was in charge on the island and in mainland China for a total of 47 years until his death in 1975.
![Taiwan's first president Chiang Kai-shek. PHOTO: AFP](https://c.tribune.com.pk/2018/03/3-chiang-kai-shek-ruled-taiwan-afp1-1520842131.jpg)
North Korean founder Kim Il Sung ran the reclusive state for 46 years before dying in office in 1994. He is still revered as the "eternal leader."
![North Korean founder Kim Il Sung. PHOTO: AFP](https://c.tribune.com.pk/2018/03/4-kim-il-sung-afp1-1520842178.jpg)
Albania's communist dictator Enver Hoxha was in power for 40 years until his death in 1985.
![Albania's communist dictator Enver Hoxha. PHOTO: Albanian Tourist](https://c.tribune.com.pk/2018/03/5-enver-hoxha-albania-afp1-1520842225.jpg)
Muammar Gaddafi ruled Libya with an iron fist for almost 42 years before being ousted and then slaughtered in 2011 by rebels.
![Moamer Kadhafi ruled Libya with an iron fist for almost 42 years. PHOTO: AFP](https://c.tribune.com.pk/2018/03/6-muammar-gaddafi-afp1-1520842289.jpg)
Omar Bongo Ondimba governed oil-rich Gabon for more than 41 years until his death in 2009.
![Omar Bongo Ondimba. PHOTO: AFP](https://c.tribune.com.pk/2018/03/7-gabon.ali-bongo-afp1-1520842345.jpg)
Currently the world's longest serving president is Equatorial Guinea's Teodoro Obiang Nguema, with 38 years under his belt since he toppled his uncle in 1979.
![Equatorial Guinea's Teodoro Obiang Nguema. PHOTO: AFP](https://c.tribune.com.pk/2018/03/8-teodoro-obiang-nguema-mbasogo-afp1-1520842435.jpg)
Others that are still counting their years in power:
Cameroon's President Paul Biya: 35 years.
![President Paul Biya. PHOTO: AFP](https://c.tribune.com.pk/2018/03/9-paul-biya-afp1-1520842468.jpg)
Congo President Denis Sassou: 34 years, excluding a five-year pause.
![President Denis Sassou. PHOTO: AFP](https://c.tribune.com.pk/2018/03/10-denis-sassou-afp1-1520842517.jpg)
Cambodian Prime Minister Hun Sen: 33 years.
![Prime Minister Hun Sen. PHOTO: AFP](https://c.tribune.com.pk/2018/03/11-prime-minister-hun-sen-afp1-1520842566.jpg)
Uganda's President Yoweri Museveni: 32 years.
![President Yoweri Museveni. PHOTO: AFP](https://c.tribune.com.pk/2018/03/12-yoweri-museveni-afp1-1520842606.jpg)
Iran's Supreme Leader Ayatollah Ali Khamenei: 29 years.
![Ayatollah Ali Khamenei. PHOTO: AFP](https://c.tribune.com.pk/2018/03/13-ayatollah-ali-khamenei-afp1-1520842646.jpg)
Sudan's President Omar al-Bashir: 28 years.
![President Omar al-Bashir. PHOTO: AFP](https://c.tribune.com.pk/2018/03/14-president-omar-al-bashir-afp1-1520842697.jpg)
Chad's President Idriss Deby: 27 years.
![President Idriss Deby. PHOTO: AFP](https://c.tribune.com.pk/2018/03/15-president-idriss-deby-afp1-1520842737.jpg)
Kazakhstan's President Nursultan Nazarbayev: 28 years.
![President Nursultan Nazarbayev. PHOTO: AFP](https://c.tribune.com.pk/2018/03/16-president-nursultan-nazarbayev-afp1-1520842788.jpg)
Tajikistan's President Emomali Rakhmon: 25 years.
![President Emomali Rakhmon. PHOTO: AFP](https://c.tribune.com.pk/2018/03/17-president-emomali-rakhmon-afp1-1520842825.jpg)
Eritrea's President Isaias Afwerki: 24 years.
![President Isaias Afwerki. PHOTO: AFP](https://c.tribune.com.pk/2018/03/18-president-isaias-afwerki-afp1-1520842862.jpg)
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