The FTSE 100 traded around the flatline on Monday as gains in mining stocks offset declines in energy and healthcare shares. Shell and BP weakened as crude prices eased, with investors awaiting details of a U.S. plan to intensify economic pressure on Iran. Treasury Secretary Scott Bessent was expected to outline the measures later in the day and urge U.S. allies to support the initiative. AstraZeneca fell around 1% and GSK declined 0.5%. Mining stocks gained on higher precious-metals prices, firm iron ore and elevated copper prices, with Antofagasta up about 1% and Anglo American and Fresnillo advancing more than 0.5%. Steelmaker SSAB rose around 4% after a proposed U.S.-Canada trade agreement that would have reduced tariffs on Canadian steel fell through.