KEY POINTS
  • The U.K.'s FTSE 100 closed up 0.39 percent, while France's CAC 40 popped 0.32 percent. Germany's DAX, however, was closed Tuesday for a national holiday.
  • Spanish stocks were in focus on Tuesday due to political uncertainty in Catalonia.
  • Minutes from the Bank of England's last financial policy committee meeting revealed concerns over Brexit.

European stocks posted slight gains by the close on Tuesday as political concerns eased and investors digested new data releases.

The pan-European Stoxx 600 fluctuated throughout trade, before closing up 0.15 percent; as most sectors reversed losses to trade up in later trade.