Originally Posted by coach1299

I believe you're incorrect about the US military's reason for going with the 5.56. I believe it was primarily because the ammo was lighter and allowed a soldier to carry more ammo in the field. I think it was a secondary strategy to incapacitate the enemy (still being ultimately lethal) causing their comrades to care for them rather than have them continue fighting as they would when more immediate kills were achieved with the bigger 30 cals. One more thing; lets not distort the OP. I don't recall any discussion about bear hunting wiith a 223, but rather only deer