Complex sentence: However, a clause in this constitution limiting suffrage to "free white males" held Nebraska's entry into the Union for almost a year; the 1866 enabling act for the state was subject to a pocket veto by President Andrew Johnson.
Split into simpler sentences: However, a clause in this constitution that limited suffrage to "free white males" delayed Nebraska's entry into the Union for almost a year. The 1866 enabling act for the state was subject to a pocket veto by President Andrew Johnson.