Rare earth elements are among the most strategically important materials in the global economy. They are used in electric motors, wind turbines, electronics, medical equipment, industrial machinery and defence technology. They also sit at the centre of a geopolitical contest over who controls the materials needed to manufacture advanced products.

Energy is one of the most politically sensitive and economically important industries in the world. Oil prices influence transport costs, inflation and the profitability of thousands of businesses. Natural gas heats homes, generates electricity, supports industrial production and supplies the chemical industry. Together, oil and gas remain fundamental to the operation of the modern economy.

Gold occupies a unique position in financial markets. It is a commodity, a form of investment and, for many investors, a store of value during periods of uncertainty. Unlike shares, it does not generate earnings or pay dividends. Its value depends largely on what buyers are willing to pay for it, the balance between supply and demand, and its role in the wider financial system.

This article examines the forces shaping the copper market before exploring five listed mining companies: Freeport-McMoRan, Southern Copper, BHP Group, Rio Tinto and Antofagasta. It compares their businesses and investment considerations without recommending any particular security.

Technology has become one of the most influential sectors in global financial markets. Its companies operate the platforms people use to communicate, the software businesses rely on to function, the infrastructure that powers the internet and the artificial intelligence systems increasingly integrated into everyday life.

A conflict in an oil-producing region can push up the price of crude within hours. Within days, financial markets begin reassessing inflation forecasts, energy companies adjust their expectations, airlines face higher fuel bills and investors reconsider the outlook for interest rates. Over the following months, the consequences can spread through freight networks, food production, manufacturing and consumer spending.

From the Great Depression to the dot-com collapse and the 2008 global financial crisis, market crashes reveal what happens when confidence, credit and valuations...

For much of the period following the end of the Cold War, governments in Europe and elsewhere operated on the assumption that the risk of a major military confrontation had diminished. Defence budgets came under pressure, procurement programmes were stretched across decades, and some countries allowed their military equipment and industrial capacity to deteriorate.