Chile's tumultuous protests about social inequality, which started a year ago, have left around 30 dead and led to a referendum set for October 25 to change the dictatorship-era constitution.

Saad Hariri was tasked with forming a new government Thursday, a year after he was toppled amid nationwide protests against widespread corruption and a flunking economy.

President Michel Aoun designated Hariri to form the next government after a slight majority of votes from lawmakers, securing the return of an old name to lead the country desperate for change.

Saad Hariri, who was renamed Lebanon's premier Thursday, is a businessman who was propelled into politics by his billionaire father's assassination.

Egypt, which holds first round legislative elections at the weekend, has been ruled with an iron fist by Abdel Fattah al-Sisi since 2014.

Four years after Donald Trump's election reframed how many nations interacted with the United States, the way that the world's foremost superpower moves forward after its presidential election stands to impact many geopolitical pressure points — whether the victor turns out to be Trump or his Democratic challenger, former Vice President Joe Biden.

From Iran to Cuba, from China to Israel, American involvement and influence on the international stage has evolved sharply since Trump took office in 2017. He swept away agreements with some nations, alienated longstanding allies and pulled out of multilateral obligations that he said didn't serve the interests of the United States.

One candidate for the White House is crisscrossing the United States; the other is at home, preparing for the final debate. 

Here is a look at what's happening on the American campaign trail on Tuesday, two weeks before Election Day on November 3:

Brandishing a sword and dancing to traditional music on his first visit to Saudi Arabia soon after taking office, Donald Trump launched a dramatic relationship revamp that freed the hands of the Gulf monarchies.

In a hundred days of sweeping and at times violent protests, thousands of Bulgarians have tightened the screws on the political elite -- but this, they say, is only the beginning.

Even for crisis-torn Lebanon, this has been a horrible 12 months. A deep economic crisis sparked huge street protests and then a massive explosion in August devastated the capital Beirut.

By Melkar el Khoury (Lebanese writer & activist)

- Federalism: A Constitutional Model of Governance -