The xiphos is a double-edged, single-hand sword used by the ancient Greeks.

The daisho is a Japanese term for a matched pair of traditionally made Japanese swords worn by the samurai class in feudal Japan.

Plasan Security Systems, a global leader in the field of customized integrated solutions for tactical mobile platforms, is introducing its Spider-SC1 Surveillance Vehicle – a high-survivability modular suite, providing a comprehensive solution for Homeland Security needs, including border protection - at LAAD Defense & Security 2013 in Rio de Janeiro, Brazil, on April 9-12.

Ricardo has announced today that it has received an order from prime contractor General Dynamics Land Systems-Force Protection Europe (GDLS-FPE), for the assembly of 76 additional vehicles, bringing the total Foxhound fleet size ordered to date by the UK Ministry of Defence to 376. Arguably the world’s most agile and best-protected vehicle in its weight class, all Foxhounds vehicles are assembled by Ricardo at the purpose-designed production line commissioned in 2011.

Defence and security company Saab has received an order for the Arthur weapon locating system amounting to MSEK 128. Deliveries will take place in 2014.

General Dynamics Land Systems has been awarded an additional $40 million for the procurement and production of Saudi M1A2 (M1A2S) Abrams tanks for the Kingdom of Saudi Arabia. This modification is part of an existing contract to upgrade the Kingdom of Saudi Arabia’s fleet of tanks.

The tank fire control computer is the heart of the tank fire control system. It calculates the corrections that are required to enable the tank weapon system to fire accurately.

Super-heavy tanks are armored fighting vehicles of very large size, generally over 75 tonnes.

Tanegashima was a type of matchlock or arquebus firearm introduced to Japan through the Portuguese in the 16th century.

Medium tank was a classification of tanks, primarily used during World War II. The medium tank, as the name suggests, represented a compromise in features between the reconnaissance and mobility oriented light tanks and the armor and armament oriented heavy tanks.

A heavy tank was a subset of tank that provided equal or greater firepower as well as armor than tanks of lighter classes, at the cost of mobility and maneuverability.

A siege engine is a device that is designed to break or circumvent city walls and other fortifications in siege warfare.

The Army is developing a new Advanced Multi-Purpose 120mm tank round, known as AMP, that combines six different capabilities into a single round, service officials said.

Textron Marine & Land Systems (TM&LS), an operating unit of Textron Systems, a Textron Inc. company, announced today a $5.5 million contract award from the U.S. Army Tank-Automotive and Armaments Command (TACOM) to provide 12 armored turrets, technical support services, vehicle repairs and spare parts for the Colombian Army's (COLAR) Armored Personnel Carriers (APC).

Scale armour is an early form of armour consisting of many individual small armour scales (plates) of various shapes attached to each other and to a backing of cloth or leather in overlapping rows.