Explanation
The book that is in the form of letters is "Glimpses of World History" by Jawaharlal Nehru.
"Glimpses of World History" is a collection of letters that Nehru wrote to his daughter Indira Gandhi while he was imprisoned in various Indian jails from 1930 to 1933. In these letters, Nehru provides a sweeping overview of world history from ancient times to the early 20th century.
The book is divided into 196 chapters, with each chapter covering a specific period or event in world history. Nehru's writing style is engaging and accessible, making complex historical events and ideas easily understandable for the lay reader.
"Glimpses of World History" is an important work of historical writing, providing readers with a unique perspective on world history from the point of view of one of India's most prominent political leaders.
