Tag
air-independent propulsion (AIP)
![India’s New Attack Subs to Be Fitted With Imported Air Independent Propulsion System India’s New Attack Subs to Be Fitted With Imported Air Independent Propulsion System](https://thediplomat.com/wp-content/uploads/2018/03/sizes/thumbnail/thediplomat-first_torpedo_firing_trials_of_ins_kalvari_s50_-_1.jpg)
India’s New Attack Subs to Be Fitted With Imported Air Independent Propulsion System
By Franz-Stefan Gady
The Indian Navy has reportedly abandoned plans to install an indigenous air-independent propulsion system on Project-75 I subs.
![Russia’s ‘Mini Red October’ Subs Will Lack Advanced Propulsion System Russia’s ‘Mini Red October’ Subs Will Lack Advanced Propulsion System](https://thediplomat.com/wp-content/uploads/2016/02/sizes/thumbnail/thediplomat_2016-02-02_10-06-20.jpg)
Russia’s ‘Mini Red October’ Subs Will Lack Advanced Propulsion System
By Franz-Stefan Gady
Russia’s super quiet new class of diesel-electric attack subs will lack air-independent propulsion systems.
![Russia Completes Design Work for New 5th Generation Submarine Russia Completes Design Work for New 5th Generation Submarine](https://thediplomat.com/wp-content/uploads/2016/02/sizes/thumbnail/thediplomat_2016-02-02_10-06-20.jpg)
Russia Completes Design Work for New 5th Generation Submarine
By Franz-Stefan Gady
Russia’s shipbuilding industry is pushing ahead with plans for a new super quiet diesel-electric attack sub.
![Germany to Upgrade Two Indian Attack Submarines Germany to Upgrade Two Indian Attack Submarines](https://thediplomat.com/wp-content/uploads/2016/07/sizes/thumbnail/thediplomat_2016-07-13_20-25-21.jpg)
Germany to Upgrade Two Indian Attack Submarines
By Franz-Stefan Gady
Germany’s ThyssenKrupp Marine Systems signed a deal with the Indian Navy on June 29.
![Japan’s Deadliest Sub to Join Australia’s Navy in Military Drill Japan’s Deadliest Sub to Join Australia’s Navy in Military Drill](https://thediplomat.com/wp-content/uploads/2014/07/sizes/thumbnail/thediplomat_2014-07-07_18-47-17.jpg)
Japan’s Deadliest Sub to Join Australia’s Navy in Military Drill
By Franz-Stefan Gady
Is Tokyo showcasing its high-tech submarine to boost its chances to win a major defense contract in Australia?
!['Mini Red Octobers:'Russia to Push on With Stealth Submarine Program 'Mini Red Octobers:'Russia to Push on With Stealth Submarine Program](https://thediplomat.com/wp-content/uploads/2016/02/sizes/thumbnail/thediplomat_2016-02-02_10-06-20.jpg)
'Mini Red Octobers:'Russia to Push on With Stealth Submarine Program
By Franz-Stefan Gady
Despite some media reports to the contrary, the Russian Navy will continue building Lada-class subs.
![Chinese Submarine Simulates Cruise Missile Attack on US Aircraft Carrier Chinese Submarine Simulates Cruise Missile Attack on US Aircraft Carrier](https://thediplomat.com/wp-content/uploads/2015/10/sizes/thumbnail/thediplomat_2015-10-29_21-22-24.jpg)
Chinese Submarine Simulates Cruise Missile Attack on US Aircraft Carrier
By Franz-Stefan Gady
A Chinese attack sub purportedly used the USS Ronald Reagan for ‘targeting practice’ near the Sea of Japan.
![Closest Encounter Since 2006: Chinese Submarine Tailed US Aircraft Carrier Closest Encounter Since 2006: Chinese Submarine Tailed US Aircraft Carrier](https://thediplomat.com/wp-content/uploads/2015/10/sizes/thumbnail/thediplomat_2015-10-29_21-22-24.jpg)
Closest Encounter Since 2006: Chinese Submarine Tailed US Aircraft Carrier
By Franz-Stefan Gady
A Chinese sub stalked the USS Ronald Reagan in the Sea of Japan last month.
![Japan to Offer Australia Its Top-Secret Submarine Technology Japan to Offer Australia Its Top-Secret Submarine Technology](https://thediplomat.com/wp-content/uploads/2014/07/sizes/thumbnail/thediplomat_2014-07-07_18-47-17.jpg)
Japan to Offer Australia Its Top-Secret Submarine Technology
By Franz-Stefan Gady
Tokyo has disclosed additional details of its offer to replace the Royal Australian Navy's Collins-class subs.
![Why China's Submarine Force Still Lags Behind Why China's Submarine Force Still Lags Behind](https://thediplomat.com/wp-content/uploads/2012/08/sizes/thumbnail/Chinese_Type_093_submarine.jpg)
Why China's Submarine Force Still Lags Behind
By Franz-Stefan Gady
Why the People's Liberation Army Navy's underwater fleet still lags behind those of other navies.
![Will India Purchase German Stealth Submarines? Will India Purchase German Stealth Submarines?](https://thediplomat.com/wp-content/uploads/2015/05/sizes/thumbnail/thediplomat_2015-05-26_20-48-03.jpg)
Will India Purchase German Stealth Submarines?
By Franz-Stefan Gady
The German Defense Minister is visiting India lobbying for the purchase of German and European military hardware.
![Japan Approves Disclosing Secret Sub Info to Australia Japan Approves Disclosing Secret Sub Info to Australia](https://thediplomat.com/wp-content/uploads/2014/07/sizes/thumbnail/thediplomat_2014-07-07_18-47-17.jpg)
Japan Approves Disclosing Secret Sub Info to Australia
By Franz-Stefan Gady
The game is on! Japan officially announces that it will bid for a contract to build 12 submarines in Australia.
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