Core Viewpoint - The article discusses the impact of President Trump's tariff policies on global trade, highlighting the three main types of tariffs imposed by the Trump administration and the varying responses from different countries [1][3]. Group 1: Types of Tariffs - The tariffs imposed by the Trump administration can be categorized into three types: "reciprocal tariffs" applicable globally, "sector-specific tariffs" targeting industries like automobiles, steel, and aluminum, and "specific country tariffs" directed at Canada, Mexico, and China [3][4]. - Reciprocal tariffs are designed to counter high tariffs and non-tariff barriers from trade partners, with a base rate of 10% and additional rates based on the specific barriers of each country [4]. - Sector-specific tariffs are based on national security concerns, requiring the U.S. Department of Commerce to certify that security issues have been resolved before any reduction in these tariffs can occur [5][6]. Group 2: Global Responses and Negotiation Strategies - Countries are responding to Trump's tariff policies with various negotiation strategies, including "individual topic negotiations," "bilateral agreement negotiations," and China's "comprehensive countermeasures" [7]. - Japan is pursuing topic-based negotiations, focusing on modifying safety standards for automobiles and expanding agricultural imports, rather than altering existing trade agreements [7]. - Other countries like India, Vietnam, and the UK are seeking trade agreements with the U.S., while China is adopting a hardline approach to compel the U.S. to make concessions [7].