History 

History 

1944 - 1945
1843 NAS formed at Brunswick on 1. May 1944 as a single seater fighter squadron. Equipped with 18 Corsair IIIs, these were replaced by Mk.IIs before embarking in HMS Trouncer for the UK in August 1944.
The squadron became part of the 10th Naval Fighter Wing and moved to RNAS Ayr on October 23rd, returning to Eglinton on December 15th to make final preparations for deployment to the Pacific in the New Year. 8 aircraft undertook Deck Landing Training on HMS Patroller between December 21st & 23rd before Christmas and embarkation leave was granted.
The squadron embarked in HMS Arbiter with 24 Corsair IVs on 14. February 1945 and sailed to Australia, taking passage through the Suez Canal to Colombo, on to Bombay and finally Sydney. The squadron disembarked some aircraft to RNAS Colombo, operating there between April 4th & 13th before rejoining the ship. 1843 NAS disembarked to RNAS Schofields, New South Wales, on May 1st 1945. 
In August it became part of the 3rd Carrier Air Group, which formed at Nowra on August 2nd 1945, comprising of 854 NAS Avenger and 1843 NAS & 1845 NAS Corsair squadrons. The aircraft were withdrawn in September, and the squadron personnel sailed home in SS Stratheden to disband on arrival on 10. December 1945.

1952 - 1957
On 1. October 1952, 1830A NAS formed at Donibristle as an Anti-Submarine squadron of the Scottish Air Division of the RN Volunteer Reserve, moving shortly afterwards to Abbotsinch. It shared the aircraft of No.1830 Squadron, becoming No.1843 Squadron in March 1953. Avengers arrived in November 1955, but No.1843 disbanded on 10. March 1957 under the defence cuts of that year.