For those people fighting in any battle, the current battle they are in is the worse. In Italy, The Battle of Monte Cassinois one noted battle. (one battle of many). Reading the details, I am just thankful that I was only born in May 1945! My total respect to all those who died or lived, but allowed me to live free today in 2018.
D-day, battle of the Bulge, and the battle of Berlin.
Iwo Jima '45.
falklands
Yes hockey might be more dangerous from the hockey shoes hitting into walls and fighting but yes football may be the toughest sport Football and Hockey are both Tough Sports, but wrestling (Not WWE nonsense ) is easily one of the toughest, if not the toughest sport there is.
Germany and Canada. it was a very brief but fierce battle wich marked the end of the fighting in the adriatic front in Italy and was nicknamed bloody December.
In the battle of saratoga, they were fighting for independence.
The Crusades were the battle and a battle does not fight, soldiers in the battle fight. If your question was asking what the Crusaders were fighting for and who they were fighting against see the below link.
Gurkhas were amongst the toughest fighting men alive. Check with the Legion.
U have to train for the battle
Siachen Glacier, India. It is also the Worlds toughest battle ground.
In a Pokemon battle, you should start with the weak Pokemon to weaken the foe for the your toughest.
they coutinued to battle the allied forces in Italy