Committees of Correspondence
This was their form of communication between the colonies.
The Qin dynasty was the first dynasty to start connecting the various walls into a greater whole. That happened around 221 to 206 BC and was done under the reign of Qin Shi Huang. Though the wall was later improved still by other dynasties, it was during the Qin dynasty that the Great Wall of China was first formed into a cohesive structure.
March 10 1876. it was made by alxander graham bell with his assistant thomas
Answer:
here what's up ,that an odd question
The evacuation of Dunkirk
