Oil Majors Boost FTSE 100 Amid War Uncertainty

The FTSE 100 index closed higher on Tuesday, lifted by gains in oil majors BP and Shell, amid uncertainty over developments in the Middle East. The index rose 0.7% to 9,965.16, while the FTSE 250 ended down 0.5%. The uncertainty surrounding US-Iran negotiations has led to investors guessing the outcome, with oil prices a key factor in market movements.