Complex sentence: Meanwhile, veterans could borrow up to 22.5% of the certificate's face value from the fund; but in 1931, because of the Great Depression, Congress increased the maximum value of such loans to 50% of the certificate's face value.
Split into simpler sentences: Meanwhile, veterans could borrow up to 22.5% of the certificate's face value from the fund. In 1931, because of the Great Depression, Congress increased the maximum value of such loans to 50% of the certificate's face value.