gunpowder
The invention of gunpowder.
This period is also known as the medieval period and is known for the various discoveries and inventions made during this age.
c. The establishment of global empires
The Founding Fathers felt the right to petition and assemble which supported the organizing principle of popular sovereignty of the Constitution. The founding fathers included John Adams and Benjamin Franklin.
The English gained land such as the Ohio river valley.
After Alexander the Great's invasion of the Achaemenid Empire in 330 BC and its disintegration shortly after, the Hellenistic kingdoms were established throughout south-west Asia (Seleucid Empire, Kingdom of Pergamon), north-east Africa (Ptolemaic Kingdom) and South Asia (Greco-Bactrian Kingdom, Indo-Greek Kingdom).
