What were printed news books based on? (Read the text and answer the question)

The London Gazette is England's oldest newspaper. It was published in 1665.

England, Germany, Italy and the Netherlands mark the regular publication of newspapers in the 17th century.

Account of All Distinguished and Commemorable news was the first weekly newspaper. It was published in Germany by Johan Carolus in 1605.

The Pennsylvania Packet and the Daily Advertiser were the first daily newspapers from the US. They were published in 1784.

The first newspaper printed in India was Hickey's Bengal Gazette. It was published in 1780 by James Augustus Hickey.

The Samachar Darpon was the first Bangla weekly newspaper. It was published in 1818.