Which of the following was the last attempt made by the british government to prevent war?

It seems that you have missed the necessary options for us to answer this question so I had to look for it. Anyway, here is the answer. The one that was the last attempt made by the British government to prevent war is that it signed the treaty of ghent. The treaty of Ghent was signed on December 24, 1814 in Ghent, Belgium. Hope this helps.

1. the were forced to
2. They fought to get freedom
3. Congress passed the militia act of 1862 which permitted the use of African Americans as soldiers