Asian stock markets opened lower on Wednesday (Aug 26), pressured by selling in chip stocks ahead of Nvidia's earnings release and geopolitical concerns, while falling oil prices helped limit the downside. South Korea's Kospi index opened 0.2% lower at 6,727.25 points, while Japan's Nikkei index opened 0.4% lower at 65,604.49 points, dragged down by energy and shipping stocks. The Canadian government announced retaliatory tariffs against the US on Tuesday (Aug 25), imposing "dollar-for-dollar" tariffs equivalent to the 50% tariffs announced by President Donald Trump over the weekend, after trade talks between the two countries failed. Canada announced tariffs on more than 700 US products, worth approximately $20 billion, matching the value of tariffs imposed by President Trump on Canadian goods such as wine, cement, hockey sticks, and other items. Canada's retaliatory tariffs range from 15% to 50% and target a wide range of US imports, including steel and aluminum, dairy products, seafood, appliances, wood and paper products, and clothing. The failed trade talks between the US and Canada last week were largely due to a dispute over language protection laws. The US views requirements for goods to be labeled in both English and French, as well as rules requiring streaming platforms to promote Canadian and French-language content, as trade barriers. Meanwhile, the Canadian government considers French language protection a non-negotiable issue, especially in Quebec, where French is a key part of identity and culture. A survey found that many Canadians support Prime Minister Mark Carney's stance. After talks stalled, the US imposed 50% tariffs on $20 billion worth of Canadian goods, while Canada prepared countermeasures, possibly targeting specific sectors to maximize impact, given the much larger US economy. The dispute also covers streaming rules requiring platforms like Netflix and Spotify to invest in and promote Canadian content, as well as Quebec's laws prioritizing French-language content. Canada insists that protecting language and culture is not something that can be traded away in trade negotiations. US President Donald Trump posted on Truth Social on Tuesday (Aug 25) that the US is considering renaming "Lake Ontario" to "Lake America," as the trade war between the US and Canada escalates. The renaming would be similar to President Trump's action last year when he used executive power to rename the "Gulf of Mexico" to the "Gulf of America." US President Donald Trump also posted on Truth Social on Tuesday (Aug 25) that the US has cleared all mines in the Strait of Hormuz. Additionally, President Trump warned that the US would attack any Iranian vessel attempting to lay new mines. "I have just been informed by the US Navy that all mines have been cleared and/or destroyed in the international waters of the Strait of Hormuz," he said. "Iran has been notified that any vessel laying new mines will be destroyed immediately and systematically." Iran and Oman discussed on Tuesday (Aug 25) a proposal to establish a jointly managed shipping lane through the Strait of Hormuz, as well as a mission to clear mines from this vital oil export route. Omani Foreign Minister Sayyid Badr bin Hamad al-Busaidi expressed hope that a temporary shipping lane in the Strait of Hormuz and concrete measures to restore safe navigation would be announced soon, describing talks in Tehran with Iranian Foreign Minister Seyyed Abbas Araghchi as constructive. Oman's Foreign Ministry said in a social media post that the proposed framework includes establishing a temporary joint shipping lane through the Strait of Hormuz and an agreement to implement a joint project to clear mines in the strait. Majed al-Ansari, spokesperson for Qatar's Foreign Ministry, said at a press conference on Tuesday (Aug 25) that Qatar remains in contact with the US and Iran to try to bring both sides back to the negotiating table. "Our officials have been in daily phone calls to brainstorm and discuss ways to bring both sides back to the table," he said. Regarding the Strait of Hormuz, al-Ansari called for dialogue and diplomacy, saying, "The top priority is a return to freedom of navigation and reopening the strait to its pre-war state." The New York Times reported on Tuesday (Aug 25), citing internal US State Department documents, that the State Department is preparing to send diplomats back to embassies in the Middle East after evacuating them before the war with Iran. The report said the return of State Department personnel and the easing of emergency measures at US diplomatic missions in the region could begin as early as this week. Embassies slated to increase staffing include US embassies in Israel, Lebanon, Saudi Arabia, Qatar, Jordan, Oman, Iraq, and Kuwait. Key economic data and events on Wednesday (Aug 26): South Korea releases August business confidence; Australia releases July inflation; the US releases July PCE price index, July durable goods orders, Q2 GDP (second estimate), and weekly oil inventories from the Energy Information Administration (EIA).