Year

Location

Information on Cannabis Utilization

4000 BC

2900 BC

2737 BC

China

Pan-p’o village (Banpo)

Fu His (Chinese emperor)

Sheng-nung Pen-ts'ao Ching / Kang-mu, Materia medica

2000 BC

India

Ayurveda (Indian /Hindu Medical System)

1550 BC

1450 BC

1213 BC

Egypt

Ebers Papyrus

Exodus

Ramesses II (Pharaoh)

900 BC

Northern Iraq,

Southeastern Turkey

Assyrians

700 BC

Persia

Venidad (volume of the Zend-Avesta)

450-200 BC

Italy, Greece, Cyprus, Turkey

Greco-Roman

207 AD

China

Hua T’o (Surgeon)

1025

Persia

Avicenna (Medical writer)

1300

India to Eastern Africa

Arab traders

1500

Spain to Americas

Spanish Conquest

1798

France

Napoleon Bonaparte

1839

Britain

William O’Shaughnessy (Medicinal Property)

1900

Medical Cannabis (OTC product)

1914

United States of America

Harrison Act (Cannabis prescription)

1937

United States of America

Marihuana Tax Act

1964

Israel

Discovery of THC (Raphael Mechoulal)

1970

United States of America

Classified as Schedule 1 Drug

1988

United States of America

Discovery of cannabinoid Receptors (Allyn Howlett)

1900– Till date

Around the World

Legalization of Cannabis