sentences:  On 3 April 2009, the Rudd Government formally endorsed the Declaration.The Canadian government said that while it supported the "spirit" of the declaration, it contained elements that were "fundamentally incompatible with Canada's constitutional framework", which includes both the Charter of Rights and Freedoms and Section 35, which enshrines aboriginal and treaty rights.In particular, the Canadian government had problems with Article 19 (which appears to require governments to secure the consent of indigenous peoples regarding matters of general public policy), and Articles 26 and 28 (which could allow for the re-opening or repudiation of historically settled land claims).