List of main battle tanks by generation

Columns: Name | In service from | Origin | Notes
EE-T1/EE-T2 Osório | 1986 | Brazil | Prototype , never acquired by the Brazilian Army | K1 88-Tank | 1988 | United States / South Korea | First Main Battle Tank in use with the Republic of Korea Armed Forces , developed by Hyundai Precision ( later Hyundai Rotem ) | Merkava Mark III | 1989 | Israel | As of 2016 , the Merkava III is by far the most numerous tank in frontline IDF service . Compared to the Merkava II , it has upgrades to the drivetrain , powertrain , armament , and electronic systems . The most prominent addition was the incorporation of the locally developed IMI 120 mm gun | Type 90 Kyū-maru | 1990 | Japan | Replaced Type 74 | Ch'onma-ho 215/216 | 1992 | North Korea | A further development of Ch'onma-Ho | AMX Leclerc | 1993 | France | Replaced AMX 30 | Zulfiqar I/II/III | 1993 | Iran | Iranian tank derived from T-72 and M60 Patton . Zulfiqar III is the most advanced variant

Example questions:
How many countries use the export version of the third generation main battle tank that went into service in 1980 ? | Who was the chief designer of the third generation main battle tank that originated in the Soviet Union ? | What year was the third generation main battle tank that originated in France discontinued ? | What is the combat weight of the third generation main battle tank that was in service from 1996 ? | Which company developed the third generation main battle tank that originated in Croatia ?

Answers:
5 | Nikolay Popov | 1990 | 50 tons | Đuro Đaković