[1] The company launched and announced the purchase of its flagship Ambience in May 2021 and commenced sales to the public in the following month.

Ambassador Cruise Line operates from eight ports in the United Kingdom: London Tilbury, Newcastle, Dundee, Edinburgh Leith, Bristol Royal Portbury, Falmouth, Liverpool and Belfast with London Tilbury and Newcastle being the home ports of Ambience and Ambition respectively.

Ambition launched on the 10 May 2023 after being named by British sailor Shirley Robertson OBE and then set sail for the first time on the 12 May 2023 from Port of Tyne to Dundee, Robertson's birthplace, before heading down to France and Spain.

[6] [7] On 9 January 2025, Ambassador Cruise Line and Compagnie Française de Croisières [fr] (CFC) announced that they would merge, forming the Ambassador Group, with completion by the end of that month.

[8][9] To meet the same emission standards (IMO Tier III) as the Ambassador ships, Renaissance will receive engine upgrades in January 2025 which will then allow her to go into sea areas in which stricter controls are required.