Final answer:
Champagne comes from France and they also make cheese called Brie.
Step-by-step explanation:
The country that produces champagne and makes cheese called Brie is France. France is renowned for its wine production, and the Champagne region in the Loire Valley is particularly famous for its sparkling wine. Brie cheese is also a well-known French cheese, named after the region of Brie in northeastern France. The capital of France is Paris, which is known for its iconic Eiffel Tower. The 'wiry tower' mentioned in the riddle refers to the Eiffel Tower, an iconic symbol of the French capital, Paris. Agriculture holds significant importance in France, and the food processing industry, which includes the production of cheese and wine, employs a myriad of people and contributes substantially to the French economy.