Former Macao lawmaker Au Kam-san was jailed for 12-and-a-half years on Friday in the territory's first national security case. That came after the court convicted him on one count of subverting state power, two counts of establishing links with organisations, groups or individuals outside the Macao SAR to endanger national security, and one count of breach of secrecy. The Court of First Instance said the proceedings carefully assessed all the evidence and found most of the…