Nuclear-powered submarines use some of the most advanced military technology in the world. These are the ones that are a cut above all the rest.

The Liberal government will spend tens of billions of dollars — with some estimates of up to $100 billion — on a new fleet of submarines. Here is a basic primer on why and how your tax dollars will be spent. The Canadian government has indicated it wants to acquire up to 12 “conventionally powered, under-ice capable submarines.”

China's been steadily upgrading its submarine fleet and weapons to detect those of the US should the two nations go to war.

The Trump administration bombed what the president referred to as a 'drug-carrying submarine' on October 16 in the Caribbean

The multi-year deal to buy 15 nuclear submarines for the U.S. Navy that has been delayed by negotiations over ballooning costs of labor and material could be wrapped up by the end of the year, HII officials said during a Thursday earnings call.

China operates its nuclear submarines in the East and South China Seas, as well as the western Pacific, and with South Korea now having their possession, it has left Tokyo out of the loop

The Russian Navy exclusively operates titanium-based nuclear submarines that are much more durable. Here's why no other country uses these subs.

President Donald Trump said he has decided to lower his combined tariff rates on imports of Chinese goods to 47% after talks with Chinese leader Xi Jinping on curbing fentanyl trafficking