Please capitalize where necessary: thereafter it lasted until 1987 before the sweet taste of victory reached the fortress town again.
A: Thereafter it lasted until 1987 before the sweet taste of victory reached the fortress town again.
Q: windows 10 tip: use bitlocker to encrypt your system drive

A: Windows 10 tip: Use BitLocker to encrypt your system drive
Q: between 2001 and 2010, direct emissions of pm10 and pm2.5 decreased by 14 % in the european union and by 15 % in the 32 eea countries.
A: Between 2001 and 2010, direct emissions of PM10 and PM2.5 decreased by 14 % in the European Union and by 15 % in the 32 EEA countries.
Problem: latest visit 4 april 2011 13:08
Can you repeat this sentence, but capitalize it?
Answer: Latest visit 4 April 2011 13:08
Text: regular internet use 72% 75% (2015)

Correct capitalization: Regular internet use 72% 75% (2015)
Text: that was approx. a month ago now. time flies.

Correct capitalization:
That was approx. a month ago now. Time flies.