<span><span><span>1Leadership</span><span><span>1.1Presiding officer</span><span>1.2Majority (Republican) leadership</span><span>1.3Minority (Democratic) leadership</span></span></span><span>2Regional membership</span><span>3Partisan mix of the House by state</span><span>4Voting members by state</span><span>5Delegates</span><span>6See also</span><span>7<span>References</span></span></span>
It was mainly spread through cultural diffusion. It happened because of trading with neighboring countries.

⚘The Roman Republic (Latin: Rēs pūblica Rōmāna [ˈreːs ˈpuːblɪka roːˈmaːna]) was the era of classical Roman civilization, led by the Roman people, beginning with the overthrow of the Roman Kingdom, traditionally dated to 509 BC, and ending in 27 BC with the establishment of the Roman Empire. During this period, Rome's control expanded from the city's immediate surroundings to hegemony over the entire Mediterranean world

50% are in total. :)
Please mark me brainiest! :)