OTTAWA- Hundreds of First Nations chiefs from across Canada are gathering in Ottawa today for a special assembly. The national meeting, hosted by the Assembly of First Nations, will discuss political strategy and policy on key issues, including the Trudeau government’s pledge to implement a bill harmonizing Canada’s laws with the United Nations Declaration on the Rights of Indigenous Peoples. New Indigenous Services Minister Marc Miller is to speak at the event later today, as are NDP Leader Jagmeet Singh and B.C. Premier John Horgan. Several other Liberal cabinet ministers will also address the assembly later this week, including Crown-Indigenous Relations Minister Carolyn Bennett, Justice Minister David Lametti and Canadian Heritage Minister Steven Guilbeault. But despite having attended chiefs assemblies last year, neither Prime Minister Justin Trudeau nor Conservative Leader…