1. Concluding sentence

2. Concluding Sentence Format
Topic sentence: your first point + the main idea

3. Concluding Sentence example
The reason city-states were able to develop in Mesopotamia was because of a consistent water supply and a decent supply of natural resources
Having a consistent water supply and a decent supply of natural resources allowed city-states to develop in Mesopotamia.

4. Concluding Sentence 1
Topic Sentence: The reason city-states were able to develop in Mesopotamia was because of a consistent water supply and a decent supply of natural resources
Concluding Sentence: These two natural resources allow city-states to develop in Mesopotamia.

5. Concluding Sentence 3
Topic Sentence: The reason city-states were able to develop in Mesopotamia was because of a consistent water supply and a decent supply of natural resources
H2O is a gift that not only provides people with something to drink, but it provides them the ability to come together to create what we know as today as the beginning of a civilization; thus the city state is created.