"To represent the country" means to act or speak on behalf of the country, usually in a formal or official capacity. It involves presenting and upholding the values, interests, and reputation of the nation. Full definition
He has also been included in the French national team set up this year after representing the country at several youth levels. (caughtoffside.com)
By their own agenda, they can not represent the country. (politics.co.uk)
The main area includes 150 leading organisations representing countries from across the world, galleries featuring a diverse spectrum of creativity from across all mediums. (aestheticamagazine.com)