beachhead
📖 Definitions
noun
1. An area of the shore secured by an advancing military force from which to advance further inland.
2. A foothold opening the way for further advance.
💬 Usage Examples
“The Wall Street giants ... have long used London as a beachhead from which to serve wholesale clients across Europe.” Brex and the City; The Economist (London, UK); Oct 24, 2020.