European stocks inch up in caution after first round of U.S.-Iran talks

European stocks experienced a slight increase as investors remained cautious following the initial round of U.S.-Iran talks. Mediators indicated that progress was made toward securing a final agreement within a 60-day timeframe. However, the discussions also highlighted significant challenges, as negotiators focused on issues that were previously expected to be resolved. The first round of negotiations concluded with a mixture of high hopes and substantial obstacles remaining for both parties involved.