text: i sent someone money via western union now i want to cancel it.does anybody how this can be done?   i think it is not possible...!western union is one of  the oldest and largest money transfer networks worldwide. it is one the safest way to receive money since it is not possible to reverse the transaction, especially if the amount is received in cash. more details available at  http://www.money-transfer.in/westernunionmoneytransfer.html