All of these answers are good ones. Alliances are made for support.
Secret alliances
Nations making political and military alliances was an effect of militarism.
Alliances have always been a part of European politics. Initially between church and state, but as countries became more independent, alliances were formed between them. Alliances are always formed for the same reason, to achieve a "balance of power" whether it be military or economic.
In WW I the two major alliances were the Allies (or Allied Forces) and the Central Powers.
Great Britain and France
They're not all bad. Some can be beneficial. But in George Washington's farewell address, he said that the US shouldn't make any alliances with other countries. This could be taken the wrong way to make people think that all alliances are bad.
russia and korea.....but Canada is good friends with them.
~Alliances~Alliances~Alliances~Alliances~
Cold War Alliances
What was unusual about the farmers' alliances
Different forms of alliances include strategic alliances, joint ventures, marketing alliances, research and development alliances, technology alliances, and production alliances. Each form involves different levels of cooperation and integration between partnering organizations for mutual benefit.
Triple alliances and entente
all of the alliances grew biger
all of the alliances grew biger
There were tons of alliances made that caused ww1. Alliances made countries stronger.
Many countries have alliances with each other.