what danger did a european nation face by entering into an alliance
The danger faced by the European nation by entering into an alliance are being the forefront in more battles and killings. The european nation formed an alliance inorder to protect themselves , to increase military service and to have diplomatic power. An alliance is an agreement between countries that binds them to protect or defend each other in times of war.
All though he had the benefit of having help when ever he started or was attacked by another country, at any point he could be forced into war by one of his allies