Answer:
There have been many alliances between European countries throughout history, and the result of these alliances has varied depending on the specific alliances and the historical context in which they were formed. In general, however, alliances between European countries have often played a significant role in shaping the political and military landscape of Europe, and have often been a factor in the outbreak of wars and conflicts. Some notable examples of alliances between European countries include the Triple Entente, which was formed in the early 20th century and consisted of France, Russia, and the United Kingdom; and the North Atlantic Treaty Organization (NATO), which was formed after World War II and consists of many European countries, as well as the United States and Canada.