Dallas-based pipeline company Energy Transfer LP’s $300 million trial against Greenpeace USA is set to begin Monday in North Dakota. Energy Transfer is accusing the longtime nonprofit and other activists of defamation and damages over claims related to protests surrounding the construction of the nearly 1,

Energy Transfer is accusing Greenpeace of defamation, disruptions and attacks against the Dakota Access Pipeline in 2016 and 2017.

A Dallas pipeline company’s lawsuit seeking potentially hundreds of millions of dollars from Greenpeace was set to advance with opening statements Wednesday in a trial the environmental organization calls an effort to silence oil industry critics.