Final answer:
The statement 'Fire only in self-defense or in response to a formal order' is true. The use of fire in self-defense and in response to a formal order is a common concept.
Step-by-step explanation:
The statement 'Fire only in self-defense or in response to a formal order' is true.
The use of fire in self-defense is a common concept, where individuals can protect themselves from immediate harm by using fire as a means of defense. Similarly, in certain situations, such as in the military, a formal order may be given that allows the use of fire as a tactical strategy in combat.
The claim that the majority of natives during the exploration period were slaughtered by Europeans is a generalization. However, it is accurate to say that many indigenous people died from violence and diseases introduced by Europeans, so this statement could be seen as True from a broad perspective, albeit recognizing the complexity of this historical process.
Lastly, the assertion that many women found themselves incapable of handling the burdens of war is false, as history documents numerous accounts of women taking on various roles during times of conflict, making this statement False.