Lacrosse was played by the native americans for what purpose?

Native Americans played lacrosse for these purposes:

Further details:

The game was seen as a way of training and toughening young warriors, giving them strength and agility needed for battle.

It was also seen as a pre-battle sort of activity or even something done instead of actual battle.  A game of lacrosse might be used as a way of settling a dispute instead of going to battle.

The game was also seen as medicine game, something meant to heal.  It was thought to be a game giving by the earth's creator, and playing it was a way of honoring the creator.

Lacrosse also could be seen as something done for the sake of recreation.

an earnest tone.

because portia wants to know why brutus has been acting strange lately.