Convoy System

A method of protecting merchant ships from enemy attacks during wartime, where ships travel in groups escorted by warships. Crucial for maintaining supply lines and preventing losses during World War II.

Catalina

A long-range flying boat used by the US Navy during World War II. It was used for patrol, reconnaissance, and anti-submarine warfare, playing a vital role in protecting shipping lanes.

Buoy

A floating device used for marking a position, anchoring, or supporting a structure. Buoys were used in World War II for various purposes, including navigation, minefield marking, and anti-submarine warfare.

Bt-44: Corvette

A small warship used primarily for escort duty during World War II. Corvettes were designed to protect merchant ships from submarine attacks.

Bq-23: Lockheed Hudson

A British twin-engine bomber aircraft designed by Lockheed Corporation and used during World War II. It was known for its versatility, being used for bombing, reconnaissance, and anti-submarine warfare.

Bq-9: Consolidated PBY Catalina

A long-range flying boat designed by Consolidated Aircraft for the United States Navy during World War II. It was known for its versatility, being used for anti-submarine warfare, search and rescue, and transport.

Blenheim Mk.III

A variant of the Blenheim aircraft that was designed for maritime patrol and anti-submarine warfare. It featured a modified nose with a searchlight and a bomb bay.

Blimp

A type of non-rigid airship used for observation and anti-submarine warfare during World War II. They were particularly effective in coastal areas and provided valuable aerial reconnaissance.

At-Sea Convoy Battle

A naval engagement where ships in a convoy, typically carrying troops or supplies, are attacked by enemy warships or submarines. These battles were crucial in the Atlantic and Pacific theaters of World War II.