See this legally free ebook:

  • A Primer of Peace & War: Principles of International Morality, edited for the Catholic Social Guild by Charles D. Plater, S.J. (London: P.S. King & Son; New York: P.J. Kenedy & Sons, 1915). Available in multiple formats at Internet Archive and Open Library.

On the anniversary of the Siege of Malta (18 May-11 September 1565), in which outnumbered Christian forces, led by the Knights of St. John of Malta, pushed back the maritime Ottoman Muslim threat to Christendom; and in remembrance of General Christophe de Lamoriciere (5 September 1806-11 September 1865), who led the defense of the vicar of Christ against Secularist aggression. For other legally free ebooks, you may access the List of Free eBooks (Arranged by Title) and the List of Free eBooks (Grouped by Subject).