<span>Russia’s war with Napoleon ends.
</span>Alexander I joins the Concert of Europe.
<span>The Decembrist Revolt occurs.
</span><span>Nicolas I becomes czar.
this is your anwser</span>
Answer: Spain did not want to be seen as directly assisting a British colony in revolting against its mother country. They feared the repercussions with their own colonies. In June 1779, Spain declared war on Britain under the terms of the treaty with France.
Explanation:
The European union can be called C) a federation.