Jan 30 Reuters Major stock markets in the Gulf fell in early trade on Tuesday ahead of the Federal Reserve39;s decision and rising tensions in the region, while the Dubai bourse rose on upbeat earnings.

The Federal Reserve39;s policy meeting and Chair Jerome Powell39;s commentary will likely be the main event of the week, while investors will also watch out for the U.S. employment report this week to help gauge the direction markets will take in the months to come.

Monetary policy in the sixmember Gulf Cooperation Council GCC is usually guided by Fed decisions as most regional currencies are pegged to the U.S. dollar.

Saudi Arabia39;s benchmark index dropped 0.5, hit by a 10 fall in ADES Holding Co, and a 1.7 decline in ACWA Power Co.

On the Other hand, oil giant Saudi Aramco added 0.3.

Oil prices a catalyst for the Gulf39;s financial markets  gained following a more than 1 drop the previous session as escalating geopolitical tensions in major producing regions in the Middle East fuelled supply concerns.

Aramco, in an indication for the future demand outlook, said it had received a directive from the energy ministry to maintain its maximum sustainable capacity at 12 million barrels a day, and not to continue increasing it to 13 million barrels per day.

The Qatari benchmark dropped 0.6, with Qatar Islamic Bank losing 1.3 and petrochemical maker Industries Qatar retreating 1.4.

Washington vowed to take all necessary actions to defend its troops following a deadly…