diff --git a/src/date.cpp b/src/date.cpp
--- a/src/date.cpp
+++ b/src/date.cpp
@@ -25,30 +25,8 @@
 
 #include "safeguards.h"
 
-Year      _cur_year;   ///< Current year, starting at 0
-Month     _cur_month;  ///< Current month (0..11)
-Date      _date;       ///< Current date in days (day counter)
-DateFract _date_fract; ///< Fractional part of the day.
 uint64 _tick_counter;  ///< Ever incrementing tick counter for setting off various events
 
-/**
- * Set the date.
- * @param date  New date
- * @param fract The number of ticks that have passed on this date.
- */
-void SetDate(Date date, DateFract fract)
-{
-	assert(fract < DAY_TICKS);
-
-	YearMonthDay ymd;
-
-	_date = date;
-	_date_fract = fract;
-	ConvertDateToYMD(date, &ymd);
-	_cur_year = ymd.year;
-	_cur_month = ymd.month;
-}
-
 #define M(a, b) ((a << 5) | b)
 static const uint16 _month_date_from_year_day[] = {
 	M( 0, 1), M( 0, 2), M( 0, 3), M( 0, 4), M( 0, 5), M( 0, 6), M( 0, 7), M( 0, 8), M( 0, 9), M( 0, 10), M( 0, 11), M( 0, 12), M( 0, 13), M( 0, 14), M( 0, 15), M( 0, 16), M( 0, 17), M( 0, 18), M( 0, 19), M( 0, 20), M( 0, 21), M( 0, 22), M( 0, 23), M( 0, 24), M( 0, 25), M( 0, 26), M( 0, 27), M( 0, 28), M( 0, 29), M( 0, 30), M( 0, 31),