Translation of "progressus" into English

Ipse noctu progressus milia passuum circiter XII hostium copias conspicatus est.

He himself, having advanced by night about twelve miles, espied the forces of the enemy.

1° iusta agnoscatur libertas (17) in investigando et docendo, ut verus progressus obtineri possit in veritate divina cognoscenda et intellegenda;

1) just freedom(17) should be acknowledged in research and teaching so that true progress can be obtained in learning and understanding divine truth;