<p>IspeakanduseAmericanEnglishforallmycomputingbecauseit's the English I grew up with (plus, it'stypicallythemostcompletelanguageforanysoftwarepackage).Therefore,mylocaleisalmostalwayssetto<code>en_US</code>.Thisisfineforthemostpart(especiallysincemostofmyapplicationsarequiteminimalandconfigurable),butrecentlyI've installed GNOME Calendar to start scheduling my week and found that the week starts on Sunday in GNOME Calendar. Now, although I was born in the USA, I'vespentmanyyearsinSpainandhavebecomeaccustomedtotheweekstartingonMonday(whichmakessensesincewecallSaturdayandSundaythe"weekend"andnotthe"weekends").SoIwentintothesettings(whichareverylacking)anddidnotfindanysettingtohavetheweekstartonMondayinsteadofSunday.WhenIlookedthisupitturnsoutGNOMECalendarchooseswhichdaytheweekstartsonbasedonyourlocale,soI'dhavetoeitherchangemylocaleto<code>en_GB</code>(thereforechangingmylanguagesettingseverywhereonmysystemtoBritishEnglish,andusingtheBritishPoundasthedefaultcurrency)orputupwiththeSundayfirstweekformat.</p>