Brexit: Recovery of Sovereignty or Loss of Rights?

Was Brexit (the 2016 referendum) argued on the basis of accurate information fairly presented? Slogans were, and may always be, better at gathering votes. With the reality of Brexit a few months away, a sober look at what we actually gain or lose is needed in two areas: What is sovereignty of an island like our own? Could we draw a line round the coast line (and the Irish border) and contain and control all that is inside? And what of rights within that line? Can they all be home grown and n...