The County of Santa Fiora

Santa Fiora

Santa Fiora is a comune in the Province of Grosseto, in the Italian region of Tuscany, located about 110 km southeast of Florence and about 40 km east of Grosseto...

was a small historical state of southern Tuscany

Tuscany

Tuscany is a region in Italy. It has an area of about 23,000 square kilometres and a population of about 3.75 million inhabitants. The regional capital is Florence ....

, in central Italy

Italy

Italy , officially the Italian Republic languages]] under the European Charter for Regional or Minority Languages. In each of these, Italy's official name is as follows:;;;;;;;;), is a unitary parliamentary republic in South-Central Europe. To the north it borders France, Switzerland, Austria and...

. Together with the county of Sovana, it was one of the two subdivisions into which the possessions of the Aldobrandeschi, then lords of much of southern Tuscany, were split in 1274.

At the moments of its creation it included part of today's province of Grosseto

Province of Grosseto

The Province of Grosseto is a province in the Tuscany region of Italy. Its capital is the city of Grosseto.-Geography:It has an area of 4,504 km², and a total population of 227.498...

, up to the Isola del Giglio, and Castiglione d'Orcia

Castiglione d'Orcia

Castiglione d'Orcia is a comune in the Province of Siena in the Italian region of Tuscany, located about 90 km southeast of Florence and about 40 km southeast of Siena, in the Val d'Orcia, not far from the Via Cassia....

, in what is now the province of Siena

Province of Siena

The Province of Siena is a province in the Tuscany region of Italy. Its capital is the city of Siena.It has an area of 3,821 km² , and a total population of 252,288 . There are 36 comuni in the province...

. In the 14th century the Republic of Siena

Republic of Siena

The Republic of Siena , was a state originating from the city of Siena in Tuscany, Central Italy.It existed for over four hundreds years, from the late 11th century until the year 1555, when was defeated by the rival Duchy of Florence in alliance with the Spanish crown...

 was able to capture Isola del Giglio, Roccastrada

Roccastrada

Roccastrada is a comune in the Province of Grosseto in the Italian region Tuscany, located about 90 km south of Florence and about 25 km north of Grosseto, between the Maremma plain and the Colline Metallifere.-External links:*...

, Istia d'Ombrone

Istia d'Ombrone

Istia d'Ombrone is a small town in southern Tuscany, Italy, a frazione of the comune of Grosseto.-History:In the area surrounding the centre of Istia there have been found some ruins of ancient habitations dating back to the Etruscan era in the area of Poggio Cavallo.It was habitated also during...

, Magliano in Toscana

Magliano in Toscana

Magliano in Toscana is a comune in the Province of Grosseto in the Italian region Tuscany, located about 130 km south of Florence and about 25 km southeast of Grosseto...

, Selvena

Selvena

thumb|250px|Church of San Nicola da Tolentino.Selvena is a small hill-town, population 578, in southern Tuscany, Italy. It stands at an altitude of 658 metres above sea level some 5 kilometres west of Castell'Azzara; administratively it falls within the comune of Castell'Azzara.-History:The village...

, Arcidosso

Arcidosso

Arcidosso is a comune in the Province of Grosseto in the Italian region Tuscany, located about 100 km south of Florence and about 35 km northeast of Grosseto and near the town of Montalcino.- History :...

 and Castiglione d'Orcia, reducing the county to its capital, Castell'Azzara

Castell'Azzara

Castell'Azzara is a comune in the Province of Grosseto in the Italian region Tuscany, located about 120 km southeast of Florence and about 50 km east of Grosseto....

, Semproniano

Semproniano

Semproniano is a comune in the Province of Grosseto in the Italian region Tuscany, located about 120 km south of Florence and about 35 km east of Grosseto...

 and Scansano

Scansano

Scansano is a town and comune, of medieval origin, in the Tuscan province of Grosseto, Italy. The area which Scansano lies within is called Maremma.Scansano is notable for Morellino di Scansano, a type of wine....

.

In 1439, after the marriage of Bosio I Sforza and the last Aldobrandeschi heir, Cecilia, the county was inherited by the Sforza family, who would become ruler of the Duchy of Milan

Duchy of Milan

The Duchy of Milan , was created on the 1st of may 1395, when Gian Galeazzo Visconti, Lord of Milan, purchased a diploma for 100,000 Florins from King Wenceslaus. It was this diploma that installed, Gian Galeazzo as Duke of Milan and Count of Pavia...

 and owned also other possessions in Tuscany and the Marche

Marche

The population density in the region is below the national average. In 2008, it was 161.5 inhabitants per km2, compared to the national figure of 198.8. It is highest in the province of Ancona , and lowest in the province of Macerata...

.

The county was annexed to the Grand Duchy of Tuscany

Grand Duchy of Tuscany

The Grand Duchy of Tuscany was a central Italian monarchy that existed, with interruptions, from 1569 to 1859, replacing the Duchy of Florence. The grand duchy's capital was Florence...

 in 1624.