short-range interests
41Submarine — For other uses, see Submarine (disambiguation). A Japan Maritime Self Defense Force Oyashio class submarine in 2006 A submarine is a watercraft capable of independent operation below the surface of the water. It differs from a submersible, which… …
42Invention of radio — Great Radio Controversy redirects here. For the album by the band Tesla, see The Great Radio Controversy. Contents 1 Physics of wireless signalling 2 Theory of electromagnetism …
43Ships of the People's Liberation Army Navy — The ships of the People s Liberation Army Navy number over a hundred combatant ships, organized into three fleets: the North Sea Fleet, the East Sea Fleet, and the South Sea Fleet. The People s Liberation Army Navy (PLAN) is the naval branch of… …
44History of the United States Merchant Marine — See also: United States Merchant Marine This article is part of the U.S. Maritime History series. Maritime history of Colonial America 1776–1799 1800–1899 1900–1999 2000 The mariti …
45Ironclad warship — An ironclad was a steam propelled warship of the later 19th century, protected by iron or steel armor plates. [Hill, Richard. War at Sea in the Ironclad Age ISBN 0 304 35273 X; p.17] The ironclad was developed as a result of the vulnerability of… …
462006 North Korean missile test — For other North Korean missile tests, see North Korean missile tests. Two rounds of North Korean missile tests were conducted on July 5, 2006. The Democratic People s Republic of Korea (DPRK or North Korea) reportedly fired at least seven… …
47Chengdu J-20 — J 20 Artist s impression of the Chengdu J 20 Role Stealth air superiority fighter/ …
48Modern equipment of the British Army — This article is about weapons and equipment. For details of uniforms and orders of dress, see British Army Uniform. British Army …
49Pre-dreadnought battleship — is the general term for all of the types of sea going battleships built between the mid 1890s and 1905. Pre dreadnoughts replaced the ironclad warships of the 1870s and 1880s. Built from steel, and protected by hardened steel armour, pre… …
50North Korea–United States relations — North Korea …
