WASHINGTON, D.C. — Australia’s capital and major cities held vigils Thursday to mourn victims of the Oct. 7 Hamas attack on Israel, while the High Court’s 5‑2 ruling scrapped a planned 3.5‑million‑tonne expansion of a New South Wales coal mine, sparking immediate market and policy reactions.

Organisers estimate that roughly 1,500 people gathered at venues in Sydney, Melbourne and Perth, lighting candles and displaying the Israeli flag. Families of the 1,200 Israelis killed in the Oct. 7 assault were among those speaking, urging governments worldwide to intensify diplomatic pressure on Hamas.

The High Court decision overturned a New South Wales government approval for the expansion of the Maules Creek mine, a project valued at AU$2.5 billion and projected to add 3.5 million tonnes of coal annually. The court ruled the approval process violated state environmental law, a judgment that could affect up to 12 similar projects under review.

Former Deputy Prime Minister Barnaby Joyce said the ruling “underscores the need for a clear, stable regulatory framework if Australia is to remain competitive in global energy markets.” Labor leader Anthony Albanese countered, “We must balance economic growth with the climate commitments we have made under the Paris Agreement.” Both leaders stressed the decision’s broader impact on jobs and investment.

Financial analysts noted an immediate 1.3 % dip in the S&P/ASX 200 coal index, while renewable‑energy stocks rose 2.1 %. The ruling is expected to delay projected export revenues of roughly US$1.8 billion per year, prompting investors to reassess exposure to Australian mining assets.

International observers, including the U.S. State Department, welcomed the vigils as a sign of solidarity, while urging a “balanced approach” to Middle‑East tensions. Meanwhile, the Australian government announced a review of its environmental assessment procedures, aiming to streamline approvals without compromising climate goals.

Key Takeaways

• The High Court’s 5‑2 decision halts a AU$2.5 billion coal‑mine expansion, citing procedural flaws.
• Vigils across Australia drew about 1,500 participants, reflecting nationwide empathy for Israel.
• Market reaction includes a 1.3 % fall in coal equities and a 2.1 % rise in renewable‑energy stocks.

As Australia navigates domestic policy shifts and global diplomatic pressures, investors and policymakers alike will watch how the legal precedent influences future resource projects and the nation’s broader climate strategy.