Martin

Nuttall Encyclopedia · 1907 · p. 30

the name of five Popes: M. I., St. , Pope from 649 to 655; M. II. , Pope from 882 to 884; M. III. , Pope from 942 to 946; M. IV. , Pope from 1281 to 1285; M. V. , Pope from 1417 to 1431, distinguished for having condemned Hu to be burned.