What was the result of a letter count Bezuhov wrote before he died?

Bezuhov is a character from Leo Tolstoy's novel "War and Peace." In the novel, before his death, Bezuhov writes a letter detailing his wishes for the distribution of his wealth and possessions. This letter becomes a crucial document in the inheritance disputes that follow his passing. The result of the letter count is that it establishes the legal basis for the distribution of Bezuhov's estate among his heirs.