What was the structure and what were the main principles of each of ancient greece and ancient rome's civilization's government?

Ancient Greece:

The political structure of ancient Greece was divided into city-states, which were independent political units. The three main city-states were Athens, Sparta, and Corinth. The government of Athens was a democracy, in which all citizens had the right to vote and participate in government. Sparta, on the other hand, was an oligarchy, where a group of elite citizens ruled over the rest. Corinth had a mixed system of government, with democracy and oligarchy combined.

The main principles of ancient Greek civilization's government were:

1. Direct democracy: This was practiced in Athens, where all citizens had the right to vote on important decisions.

2. Citizenship: Only free men born to Athenian parents were considered citizens.

3. Assembly: The assembly was a body of citizens who voted on important issues.

4. Public officials: Public officials were elected by the assembly to manage government affairs.

5. Rule of law: Laws were made by the assembly and applied to all citizens.

Ancient Rome:
The political structure of ancient Rome was a republic. In this system, citizens elected representatives to govern on their behalf. The government was divided into two branches: the senate and the people's assembly.

The main principles of ancient Roman civilization's government were:

1. Representative government: Citizens elected representatives to govern on their behalf.

2. Separation of powers: The government was divided into two branches – the senate and the people's assembly.

3. Law and order: Laws were enforced by the government to maintain order and protect citizens.

4. Citizenship: Citizenship was granted to those who met certain requirements, such as property ownership and military service.

5. Republican virtues: The Roman government believed in certain virtues, such as the love of country and the willingness to sacrifice for the common good, which were necessary for the survival of the republic.

What contributions or achievements did each of ancient greece and ancient rome civilization make in visual art, science, architecture, literature, theater, and medicine?

Ancient Greece:

Visual Art:
- Developed realistic human depictions in sculpture and painting
- Utilized idealized human forms in art
- Created pottery with intricate designs and geometric patterns

Science:
- Had knowledge of astronomy, philosophy, and mathematics
- Pioneered the scientific method
- Developed theories about the nature of the universe

Architecture:
- Built elaborate temples and public buildings
- Developed the Corinthian, Doric, and Ionic orders of architecture
- Created the Parthenon in Athens, which is regarded as a masterpiece of classical architecture

Literature:
- Produced a wealth of literature including epic poetry, plays, and works of philosophy
- Some of the most famous Greek literature includes The Iliad and The Odyssey by Homer, The Republic by Plato, and The Poetics by Aristotle

Theater:
- Created drama and theater as we know it today
- Developed the concept of tragedy and comedy
- Introduced the use of masks and the chorus in plays

Medicine:
- Developed theories of anatomy and disease
- Identified the concept of the Four Humors in relation to health and disease
- Developed Hippocratic Oath and studied the body's functions

Ancient Rome:

Visual Art:
- Known for their realistic and intricate artworks, particularly in sculpture.
- Created mosaics and frescoes with intricate designs on walls, floors, and ceilings.

Science:
- Developed innovative plumbing systems, underground sewage systems, and aqueducts.
- Made noteworthy contributions to astronomy, medicine, and philosophy.
- Considerable achievements in fields like physics, chemistry, and mathematics.

Architecture:
- Created monumental structures like the Colosseum, the Pantheon, and Trajan's Market.
- Developed the dome and arch structures in architecture.
- Pioneered in ancient civil engineering activities.

Literature:
- Wrote historical narratives, poetry, and plays.
- Known for epic poems like The Aeneid by Virgil and famous storytellers like Ovid.

Theater:
- Developed the concept of theatre, buildings, and venues for theaters.
- Invented the word drama, combines with music into entertaining plays.
- Writers created well-known plays like the works of Seneca.

Medicine:
- Known for setting up the first public hospitals.
- Developed elaborate surgical instruments like forceps, scalpels, and pliers.
- Created the first known medical encyclopedia which covers techniques and anatomy.

Ancient Greece and Ancient Rome had different structures and principles in their governments. Here are the main characteristics of each civilization's government:

Ancient Greece:
1. City-States: Greece comprised numerous independent city-states, each with its own government. Some notable city-states include Athens, Sparta, and Corinth.
2. Direct Democracy: Athens is known for its development of direct democracy, where citizens directly participated in decision-making processes through voting in assemblies.
3. Councils: Athens had two principal councils - the Boule (Council of 500) and the Areopagus (Council of Elders) - responsible for proposing laws and overseeing the executive branch.
4. Ostracism: Athens practiced a unique form of ostracism, in which citizens could vote to banish a prominent individual from the city for ten years.
5. Limited Citizenship: In both Athens and Sparta, citizenship was typically limited to adult male citizens, excluding women, slaves, and foreign-born residents.

Ancient Rome:
1. Republic: Rome transitioned from a monarchy to a republican form of government. Citizens elected officials to represent them and make decisions on their behalf.
2. Senate: The Roman Republic had a powerful governing body called the Senate, composed of patricians (wealthy aristocrats). The Senate proposed laws and advised elected officials.
3. Consuls: Two consuls were elected annually and held executive power. They were responsible for commanding the armies, leading the government, and enforcing laws.
4. Assembly: The Roman Assembly consisted of citizens who could vote on certain matters, such as electing officials or passing legislation.
5. Rule of Law: Roman law played a significant role in their government, emphasizing principles like equal treatment, due process, and the ability to appeal decisions to higher authorities.

It's important to note that both civilizations had variations and changes in their political systems over time, but these are the fundamental structures and principles that characterized their governments.