QUESTION: Fix punctuation: By the present century this mastery of governments had been brought to such a degree of power that they were all in large measure under one supreme control so that their actions in the end always served the ambition of this supreme party
ANS: By the present century this mastery of governments had been brought to such a degree of power that they were all, in large measure, under one supreme control, so that their actions, in the end, always served the ambition of this supreme party.

QUESTION: Fix punctuation: Since then it has been nonstop for the brickworks with the opening in 2015 of a new brickyard as the latest big event
ANS: Since then it has been non-stop for the brickworks - with the opening in 2015 of a new brickyard as the latest big event.

QUESTION: Fix punctuation: At the same time the museum has discovered new opportunities for optimising the buildings potential just by finding the right chair for exactly the right context
ANS: At the same time, the museum has discovered new opportunities for optimising the building's potential - just by finding the right chair for exactly the right context.

QUESTION: Fix punctuation: Jrgen Skafte deploying a receiver on the ice
ANS:
Jrgen Skafte deploying a receiver on the ice.