BANGKOK – Pro-democracy protesters in Thailand rallied again on Saturday, promoting a diversity of causes and taking an opportunity to display their rejection of the country’s power structure directly to the monarch.Some 20 groups called the rally at Bangkok’s Democracy Monument under the name “Mob Fest” as the latest in a series of protests calling for significant reforms in government.The core demands of the main student-led protest movement are that Prime Minister Prayuth Chan-ocha step down, the constitution be amended to make it more democratic, and the monarchy be reformed to be made more accountable.The demand over the monarchy is the most controversial because the royal institution is traditionally regarded as the heart and soul of.