A close ally is a term used to describe a country, organization or individual that has strong ties and shares common interests with another entity. This relationship often involves mutual support, cooperation and collaboration in various areas such as diplomacy, trade, defense, culture, etc. A close ally is typically someone who stands by their partner through thick and thin, offering assistance and advice whenever needed. The bond between two close allies can be very strong, built on trust, respect and a shared vision for the future.