You can now specify the language used by the FullCalendar library by editing the locale settings in the template called shinyTech_google_calendar
Enter the appropriate country shortcode.
More info here:
locale - Docs | FullCalendar
Test site with list of locales here:
Dynamically switch between locales - Demos | FullCalendar
Some minor adjustments to the tooltip location and presentation to make it easer to move the cursor into the tooltip to click links in the event description.