The Pope of your church in October 2020 wrote these words:
“We can no longer think of war as a solution, because its risks will probably always be greater than its supposed benefits. In view of this, it is very difficult nowadays to invoke the rational criteria elaborated in earlier centuries to speak of the possibility of a ‘just war’. Never again war!”
242
At footnote 242, Pope Francis wrote: “Saint Augustine, who forged a concept of ‘just war’ that we no longer uphold in our own day, also said that ‘it is a higher glory still to stay war itself with a word, than to slay men with the sword, and to procure or maintain peace by peace, not by war’ (