Abstract: Batteries, battery components, and related methods and apparatus for mitigating a thermal runaway event of a battery are disclosed. Examples disclosed herein include a battery including an enclosure defining a cavity, the enclosure including a first end wall and a second end wall opposite the first end wall, a battery cell disposed in the cavity of the enclosure, a load spreader disposed in the cavity of the enclosure, the load spreader spaced from the first end wall, the battery cell disposed between the load spreader and the second end wall of the enclosure, the load spreader at least partially compressing the battery cell between the load spreader and the second end wall.