Absolute Pacifism (or AP) is the thesis that no act of assault is morally permissible. This entails that all acts of self-defensive assault are impermissible. This essay defends AP against non-eliminativist theories of justified self-defensive assault - that is, theories of self-defensive assault which, contrary to AP, claim that at least some instances of self-defensive assault are morally permissible. Chapter 1 begins by defining assault and AP and subsequently exploring a species of AP wedded to the Doctrine of Double Effect (or DDE). Chapter 2 defends AP against the thesis that self-defensive assault is morally permissible but not morally obligatory. Against this, it is argued that there can be no mere right to self-defensive assault si...