Woodblock print was invented around the sixth century in China. It came to Europe, along with Marco Polo, in 1295. Marco Polo returned to Italy after many years of exploration in China, and he brought the knowledge of woodblock print with him on his return.

Through the publications of his protestant ideas, Martin Luther challenged the orthodox practices and rituals of the Roman Catholic Church. He wrote 95 theses criticizing many of the practices of the Roman Catholic Church. Luther’s writings were immediately reproduced in vast numbers and read widely. This led to a division within the church and to the beginning of the Protestant Reformation. He also translated the New Testament of which 5000 copies were sold within a few days. These were impossible without the printing technology. Deeply grateful to the print, Luther said, “Printing is the ultimate gift of God and the greatest one.”
This is the reason why Luther was in favour of print and spoke out in praise of it.

The Roman Catholic Church had to face many dissents from mid-16th century onwards. People had written many books that interpreted the God and the creation in their own ways or as they liked. Therefore, the church banned such books and kept the record of such banned books. It was called the Index of Prohibited Books.

Gandhi considered that the liberty of speech, liberty of press and freedom of association were three most powerful vehicles of expressing and cultivating public opinion. Therefore, he said the fight for Swaraj was a fight for liberty of speech, press, and freedom for association. 

The Gutenberg Press: The first printing press was developed by Johan Gutenberg in 1430s. It was a developed form of the olive and wine presses. By 1448 Gutenberg perfected this system. The lead moulds were used for casting the metal types for the letters of alphabet. The first book he printed was Bible. He produced 180 copies of Bible in 3 years, which was much faster by standards of the time, at the time.