1809 – Busko-Zdrój was incorporated into the Duchy of Warsaw. 1815 – Agreeable to decisions of Congress of Vienna, the city was incorporated into the Kingdom of Poland, which was annexed by Russia. 1819 – Seizure of the Norbertine priory. Busko, as a religious good, was transferred to the government of Poland. The government leased Busko to Feliks Rzewuski. 1820 – A fire burnt a large portion of the city. 1828 – Official opening of the health resort, with the first list of visitors. 1836 – Surrendered the baths to use, later location of Sanatorium "Marconi". This date marks the beginning of Busko as a health resort. 1869 – The city rights were lost. 1916 – The city rights were restored. 1939 – On 9 September, the battle of the 22nd Mountain Infantry Division against the German detachment at Bronina village. In this battle, 200 Polish soldiers died. 1939–1945 – German occupation during World War II 1945 – On 13 January, Busko was liberated by the Soviet forces (5th Guards Army, 1st Ukrainian Front) 1966 – Busko won first place at a competition for most beautiful health resort in Poland. 1987 – Celebration of the allocation of city rights. Mayors Geography Busko is located in the south part of the Świętokrzyskie voivodeship, from Kielce and from Kraków. The city is in the part of the Świetokrzyskie voivodeship called Ponidzie, whose name came from the river Nida. According to information from 2002, the area of the Busko–Zdrój is . parish: all soil – forests: waters: rivers: Busko-Zdrój composes 4.95% of the surface area of the parish. Demographics Detailed data as of 31 December 2021: Climate Busko's climate is low-lying and continental. This weather is typical about 39% of the days of the year. The number of 'hot and scorching' days -13%, 'very cold' – under 1.5%. The average year-round temperature is . The minimum average temperature of the year is . The maximum average temperature of the year is . In Busko, there are almost 1151 hours of sunshine per year. The average humidity is between 71% to 80%. Monuments Parish church Niepokalanego Poczęcia NMP 1592-1621, renovated in 1820. St. Leonard's church built in 1699 (wooden). St. Anna's chapel, built from 1884 to 1886. Sanatorium Marconi built in 1836. Dersław's castle – Construction of the castle began in 1911 by a doctor at the health resort Wasyl Wasylewicz Jakobs. A few