The disagreements became so contentious that Congressional inquiry resulted. Trump's proposed immigration policies were a topic of bitter and contentious debate during the campaign. Gun ownership rights continue to be the subject of contentious political debate. Article 27 was intended for bills that were particularly contentious, controversial or of high importance. Genetically modified canola has become a point of controversy and contentious legal battles. It is part of historic Israel, which leads to politically contentious issues. These discussions are usually among the most contentious at CoP meetings. Charlo won a fairly contentious unanimous decision. Social movements often engage in contentious politics. Otago students are notable for protesting over contentious political issues in nearly every decade. Jurisdiction is often a crucial question for the court in contentious cases. One of the most contentious issues was whether the state would support the church financially. The Contract Clause was the subject of much contentious litigation in the 19th century. Then, in 1968, Brownsville was the setting of a protracted and highly contentious teachers' strike. ILUC was one of the most contentious issues.