Solar PV has become the fastest-growing renewable technology globally.

Asia has rapidly expanded renewable energy capacity, particularly in solar and wind.

The CTBT Organization (CTBTO) is a separate entity responsible for monitoring nuclear explosions. The IAEA assists with certain technical and information matters.

The Labs apply methodologies like sensing, exploring, and scaling to test new approaches rapidly.

Polish troops seized Vilna, the capital of Lithuania. The League protested but failed to force Poland to withdraw, marking an early failure.

South Sudan became the 193rd member of the United Nations on July 14, 2011, following its independence from Sudan.

The Nika Riots were massive and violent uprisings in Constantinople starting at the Hippodrome. They were initially protests by the two main chariot racing factions, the Blues and the Greens, against Justinian's administration, but quickly turned into a political revolt to depose him.

Krishnadevaraya (reigned 1509–1529 AD) of the Tuluva dynasty was the greatest ruler of the Vijayanagara Empire. He was a patron of the arts and literature, known by the title 'Andhra Bhoja' for his patronage of Telugu literature, and was himself a gifted author, writing *Amuktamalyada*.

Herodotus (c. 484–425 BCE) was a Greek historian known for writing *The Histories*, a detailed account of the Greco-Persian Wars. He is widely considered the 'Father of History' for being the first Western writer to systematically collect his materials, test their accuracy to a certain extent, and arrange them in a well-constructed narrative.

The Colosseum, or Flavian Amphitheatre, is the largest ancient amphitheater ever built, located in the center of Rome. It was commissioned by Emperor Vespasian and primarily used for gladiatorial combats, animal hunts, dramatic performances, public executions, and other spectacles to entertain the Roman populace.