Fur trade the "yasak" (or iasak) tax on natives and the 10% "Sovereign Tithing Tax" imposed on both the catch and sale of fur pelts. Fur was in great demand in Western Europe, especially sable and marten, since European forest resources had been over-hunted and furs had become extremely scarce. Fur trading allowed Russia to purchase from Europe goods that it lacked, like lead, tin, precious metals, textiles, firearms, and sulphur. Russia also traded furs with Ottoman Turkey and other countries in the Middle East in exchange for silk, textiles, spices, and dried fruit. The high prices that sable, black fox, and
Marten van Valckenborch Marten van Valckenborch Marten van Valckenborch or Marten van Valckenborch the Elder (1535 in Leuven – 1612 in Frankfurt), was a Flemish Renaissance painter, mainly known for his landscapes and city scapes. He also made allegorical paintings and some portraits. After commencing his career in the Spanish Netherlands, he later migrated to Frankfurt in Germany where he and other members of his extended family of artists played an important role in local artistic developments. Marten van Valckenborch was born in Leuven in what would become one of the most prominent Flemish families of artists. Spanning three generations, 14 artists are