The most powerful submarine to date is the Akula (or NATO designation Typhoon) class boat, first launched in 1986 by the Russians. It has a maximum displacement of 12,770 tons submerged (for the Akula II).
Answering a most-powerful-millitary-vehicle/aircraft/ship is sometimes hard because a given piece of hardware might be longer, but lighter, etc. Certainly each piece of equipment has advantages and disadvantages over another, but, this submarine has the largest maximun load capacity. It has the greatest shaft horsepower rating, too. A link is provided below for more information.
At the moment the most powerful country is America,the 3'rd most powerful country is Russia.
yesnationalism the most powerful factor oF a country
Greece is the most powerful country in balkans
England had the most powerful surface fleet of ships, while Germany had the most powerful submarine fleet. England's surface fleet won out over German submarines.
Japan has the most powerful economy in Asia.
The US.
russia
china
Yes
The European Union is the second most powerful entity in the world after the US. Although not technically a country, the EU holds the potential to be a superpower and is even more powerful than China. The EU is expected to fuse as one country someday and its also not expected to be surpassed as the second most powerful country.
Many believe that running the world's most powerful country makes the president the most powerful person in the world.
Red china