USA HISTORY

Detailed explanation-1: -A stalemate is a situation in which neither side of a conflict is able to gain the advantage. Empty tract of land where everything has been destroyed by war. A U-boat is a German submarine.

Detailed explanation-2: -Stalemate describes a condition in war in which neither side can change the front lines dramatically no matter how hard it tries. WWII never reached stalemate in Europe. The opponents alternated offensive and defensive campaigns but were almost always moving. World War I epitomized stalemate.

Detailed explanation-3: -Stalemate is a situation in which neither side in an argument or contest can win or in which no progress is possible.

Detailed explanation-4: -Trench warfare becomes necessary when two armies face a stalemate, with neither side able to advance and overtake the other. Although trench warfare has been employed since ancient times, it was used on an unprecedented scale on the Western Front during World War I.

Detailed explanation-5: -Stalemate is a situation in which neither side in an argument or contest can make progress. The war had reached a stalemate.