is the Union's first military breakthroughs came on the eastern front in Maryland and Virginia true or false

I think it's True, if I'm wrong someone can correct me. But, in my opinion, I think it's True.

Wrong, it came from the west

true

false

False.

The Union's first major military breakthroughs did not occur on the eastern front in Maryland and Virginia. The initial stages of the American Civil War saw significant action taking place in other regions, particularly in the western theater. The battlefields of Maryland and Virginia became major arenas of conflict later in the war.

To verify this information, you can reference historical sources, such as books, articles, or reputable websites, that provide insights into the chronology and locations of significant Union military breakthroughs during the American Civil War.