Question:
Which position did Fredrik Magnus Cronberg hold in Oct, 1721?

Context:
 Fredrik Magnus Cronberg holds the position of regiment commander from Jan, 1711 to Jan, 1717. 
 Fredrik Magnus Cronberg holds the position of governor of Västerbotten County from Jan, 1717 to Jan, 1719. 
 Fredrik Magnus Cronberg holds the position of governor of Uppsala County from Jan, 1719 to Jan, 1728.

Answer:
governor of Uppsala County