Please capitalize where necessary: true christianity can neither be german, french, english nor russian. christianity is a true maxim of the developed human being, no matter where on the globe or in what country it may be born, and to which race it belongs.
A: True Christianity can neither be German, French, English nor Russian. Christianity is a true maxim of the developed human being, no matter where on the globe or in what country it may be born, and to which race it belongs.

Please capitalize where necessary: when cuba was conquered velazquez became the governor of cuba and cortez became a clerk to the treasurer.
A: When Cuba was conquered Velazquez became the governor of Cuba and Cortez became a clerk to the treasurer.

Please capitalize where necessary: data provided by weather station langara, bc, 41m
A: Data provided by weather station Langara, BC, 41m

Please capitalize where necessary: there were (and still are) three farm leased by king's yeomen and the private owners ground is 29 marks.
A:
There were (and still are) three farm leased by King's yeomen and the private owners ground is 29 marks.