Meanings of rude days in English

I wonder that your race, Thorwald, ever survived those rude days.

In those rude days the solution of the difficulty seemed simple-tofight the question out.

Life in the rude days of the Emperor Maximilian I, with scenes in burgh and castle.

Here the savage customs of the rude days in which it was built immediately impress the beholder.

In the rude days of King Rich-ard and King John there were many great woods in England.

A tale of two French lads, the sons of the Countess of Viteau, who lived in the rude days of Louis IX.

In those rude days one did not accomplish a long journey without having wonderful adventures befall, or encountering divers perils by the way.