Question

What is important source of modern history? Very short answers?

Answer 1

The sources of modern history were the literary sources like:-
1)Manuscripts
2)Scrolls
3)Books
4)Important documents
etc.
The second would be:-
1)Archaeological sources
2)Monuments
and the third would be the other sources like:-
1)Painting machine
2)Photographs
3)Reports
4)Radio
5)Broadcasts
etc.