Please capitalize where necessary: the mayan underclass had little influence on the politics of guatemala.
A: The Mayan underclass had little influence on the politics of Guatemala.

Please capitalize where necessary: colourful birds of a different kind once found shelter in the pirate villages and sveti stefan ulcinj. today's privateers of bicycle paths can have the grappling hook safely at home, when they boarded one of the many beaches along the coastal path samtsandigen - or the casino of sveti stefan.
A: Colourful birds of a different kind once found shelter in the pirate villages and Sveti Stefan Ulcinj. Today's Privateers of bicycle paths can have the grappling hook safely at home, when they boarded one of the many beaches along the coastal path samtsandigen - or the Casino of Sveti Stefan.

Please capitalize where necessary: finally, you can now discover everything you need to know about your widget file... instantly!
A: Finally, you can now discover everything you need to know about your WIDGET file... instantly!

Please capitalize where necessary: the working group on languages in education and training focused on this issue from 2011 to 2013.
A:
The working group on languages in education and training focused on this issue from 2011 to 2013.