The complete index of American products subject to Canadian retaliatory tariffs on September 8 include more than 600 different entries. Searching for patterns can drive you to madness. Butterfly nets will be hit with a 50 percent tariff. So will eye make-up preparations and fish egg incubators. …When asked about the decision-making process, industry minister Mélanie Joly said some goods are meant to hurt Trump-supporting states, though she declined to say which. …States with Republican senators, such as Maine, Ohio, Michigan, Iowa, and Texas, all have substantive trade relationships with Canada—and are considered possible battleground states. Some experts are calling the issue “a political trap for Republicans,” with Democrats already seizing on the matter as a talking point. Here’s a look at some of the red states vulnerable to Canada’s new round of tariffs and the industries that may feel the most hardship.