This happened multiple times in a video playthrough I did, so its on camera even, it appears clearest at around 15:49 and several times earlier, excuse my language.

My armies movement points are somehow exhausted at the start of the turn without me doing anything.

Save file, diagnostic files prior to this happening included: Achaemenid Persians Turn 76.ctr Diagnostics (2020'12'25 @1942'26''256''').html Diagnostics (2020'12'25 @1942'26''256''')p2.html Diagnostics (2020'12'25 @1942'26''256''')p3.html