Oil prices saw a modest decline on Monday as fears of a broader regional conflict eased following Iran's weekend attack on Israel. Brent crude futures for June delivery dropped by 0.9% to $89.64 a barrel, and West Texas Intermediate (WTI) for May delivery decreased by about 0.8% to $84.97 a barrel. This shift came despite a previous hike in oil prices last Friday in anticipation of the attack, marking the highest prices since October.

The Iranian assault, which marked the first direct attack on Israel by another country in over three decades, initially stoked fears of a significant escalation that could disrupt oil traffic through the Middle East. However, these concerns subsided as Iran declared its retaliatory actions complete, suggesting a de-escalation of immediate threats.

Market analysts noted the predictability of the attack, with John Evans of oil broker PVM remarking on its highly anticipated nature. "They might as well have had big disco lights on them," he commented about the missiles, underscoring the lack of surprise and subsequent limited market reaction.

Despite over 300 missiles and drones being launched in the attack, Israel's robust Iron Dome defense system successfully neutralized the threat, resulting in minimal damage and no casualties. This effective defense has contributed to expectations that Israel's response might be measured, reducing the risk of a severe escalation.

The geopolitical tensions had little tangible impact on the actual oil supply, as Middle East hostilities centered around the Israel-Hamas conflict in Gaza had not yet disrupted oil flows. Analysts, including Amrita Sen from Energy Aspects, noted that unless the situation led to direct supply disruptions, the impact on oil prices might be temporary.

Looking ahead, the oil market is closely monitoring Israel's next moves. An escalation could potentially affect Iran's oil production, which exceeds 3 million barrels per day. Iran, a significant player in OPEC, could influence global oil prices if its production capabilities were impacted.

On the financial markets side, futures for oil prices were initially buoyed by the conflict's anticipation but receded as the situation's immediate impact appeared limited. Investors and market strategists are now recalibrating their expectations, considering the potential long-term implications if tensions were to escalate further or if a lasting peace could be brokered.

Economic implications are significant, as higher oil prices could influence global inflation rates and central bank policies. The Federal Reserve and other major central banks are already grappling with the delicate balance of fostering economic growth while managing inflation-a challenge that could be exacerbated by sustained high oil prices.

While the weekend's events in the Middle East have stirred the oil markets, the immediate calm facilitated by effective defense measures and diplomatic signals suggesting a pause in hostilities have prevented a more dramatic surge in oil prices. However, the situation remains fluid, and markets remain vigilant, ready to respond to any new developments.