Question

How did alliances between nations serve to escalate World War 1?
Nations that shared a common culture were expected to fight on behalf of their neighbors.
Nations were forced to declare war against other nations because of pacts they had signed.
Nations at war targeted neighboring nations of the enemy as an offensive strategy
Nations that were on good terms with a nation at war were automatically considered enemies​

Answer 1

Answer:

The second option

Explanation:

When countries enter pacts or alliances, theyre expected/obliged to support that country by either fighting with them or giving supplies. SImilar to how America is giving Ukraine money and weapons to help fight russia.

Answer 2

Nations were forced to declare war against other nations because of pacts they had signed.