B. France on <span>10 May 1940</span>
<em><u>Me </u></em><em>laughing.You </em><em>are </em><em>really</em><em> </em><em>a </em><em>genius</em><em> </em><em>at </em><em>comedy.Bravo</em>
The critical World War I battles were fought primarily along the trench lines of France and Belgium.
hope this helps
This is true cause the union was for slavery