Final answer:
Beliefs regarding military power are changing, transitioning towards rapid response and quick strikes. Hybrid warfare, involving multiple fronts, has emerged as a new style of warfare. Technological advancements have increased the power of weaponry, changing the nature of armed conflict.
Step-by-step explanation:
The beliefs regarding military power have been shifting towards a more rapid response and quick strikes approach. This transition is due to technological advancements and the evolution of warfare. Hybrid warfare, which involves blending warfare on different fronts such as political, conventional, irregular, and cyber warfare, has emerged as a new style of warfare in the 21st century. Additionally, the increasing power of weaponry has changed the nature of armed conflict, allowing a small number of individuals to cause massive destruction from a distance.