An embassy is a diplomatic mission located in a foreign country. It serves as the official representation of a country's government and is responsible for maintaining diplomatic relations with the host nation. Embassies provide various services, including assisting citizens of their home country, promoting trade, and facilitating cultural exchanges. The head of an embassy is typically called an ambassador, who acts as the primary representative of their country. Embassies are often located in capital cities and are protected by international law, ensuring the safety and security of their staff and operations.