sentences:  In 1784, the last barrier to Scottish settlement—a law restricting land-ownership on Cape Breton Island—was repealed, and soon both PEI and Nova Scotia were predominantly Gaelic-speaking.It is estimated more than 50,000 Gaelic settlers immigrated to Nova Scotia and Cape Breton Island between 1815 and 1870.In the Scottish Highlands, the traditional clan system was ended after the failed Rising of 1745.