his life was just enjoyable and there was no old age, illness or death in the palace, so he never had to worry about such a thing.

How would the previous sentence be correctly capitalized?
Answer: His life was just enjoyable and there was no old age, illness or death in the palace, so he never had to worry about such a thing.
after spending a year visiting the university of california, berkeley he submitted his habilitationsschrift in economics to frankfurt university, the award being made in 1968.

How would the previous sentence be correctly capitalized?
Answer: After spending a year visiting the University of California, Berkeley he submitted his Habilitationsschrift in economics to Frankfurt University, the award being made in 1968.
thanks to its narrow design, it is particularly practical for cutting close to the ground or in thick branches without suffering pain due to bending.

How would the previous sentence be correctly capitalized?
Answer: Thanks to its narrow design, it is particularly practical for cutting close to the ground or in thick branches without suffering pain due to bending.
wounds that show signs of infection: increased redness, swelling, warmth or pain in the skin around the wound, wounds that discharge fluid or pus or if you develop a fever.

How would the previous sentence be correctly capitalized?
Answer: Wounds that show signs of infection: increased redness, swelling, warmth or pain in the skin around the wound, wounds that discharge fluid or pus or if you develop a fever.