My Montessori Blog

1896 Became the first woman to receive her doctorate in medicine, University of Rome.
1898 Director of the Orthophrenic Institue, Rome.
1904 Lecturer in Anthropology, University of Rome.
1907 Opening og the first Casa dei Bambini in San Lorenzo.
1909 Publication of "The Montessori Method".
1911 Opening at the first Montessori school in the United States. Articles in "McClure's Magazine", United States.
1913 Model Montessori classroom set up in London. Montessori's first trip to the United States. First Montessori school established in Spain.
1914 Publication of "Dr Montessori's Own Handbook". Second International Montessori Congress, Rome. Opening of first Casa dei Bambini, Holland.
1915 Third International Training Course, San Francisco. Second trip to the United States. Model Classroom at San Francisco Exposition.
1916 Publication ot "The Advance Montessori Method".
1917 Lecture to Pedagogical Society of Amsterdam.
1919 First International Training Course, London.
1920 Lectures at the University of Amsterdam.
1922 Lecture in Berlin.
1024 International Training Course, Amsterdam.
1926 Speaker at League of Nations, Geneve. Lectures in Berlin, Formation of Montessori Society, India. Private audience with Musollini. Made honorary member of the Fascist Women's Organization.
1927 Montessori Society of Argentine. Establishment of Training School, Rome. Travels to England.
1928 First International Congress, Denmark. Founding of Associations Montessori International (A.M.I).
1929 Formation of A.M.I. branch, England.
1932 Second International Montessori Congress, Nice. Publication of “Peace in Education”.
1933 International course, Barcelona.
1934 Montessori Congress, Ireland. Formation of Montessori Society, Ireland.
1935 The Montessori method was forbidden in German.
1936 Publication of “The Child in the Family” and “The Secret of Childhood”. Amsterdam became A.M.I. Headquarters. Montessori established her home in Laren, Holand. Fifth Montessori Congress, Oxford.
1937 Left Spain. Sixth International Montessori Congress, Copenhagen.
1938 Seventh International Montessori Congress, Edinburgh.
1939 Speech to World Fellowship of Faith. Montessori went to India to establish a training centre in India.
1945 First All-India Montessori Congress, Jaipur.
1946 Returns to Holland from India. Courses in London and Scotland. Publication of “Education for a New World”.
1947 Reestablishment of Opera Montessori, Italy. Celebration of 40th anniversary of Casa dei Bambini. Establishment of Montessori Centre, London. Return to India.
1948 Publication of “Discovery of Child”, “To Educate the Human Potential”, and “What You Should Know About Your Child”.
1949 Receives Cross of the Legion of Honour, France. Eighth International Congress, San Remo. In Pakistan to find a Montessori Association. Publication of “The Absorbent Mind”.
1950 Nominated for Nobel Peace Prize. Delegate to UNESCO Conference, Florence Publication of "The Formation of Man".
1951 Ninth International Montessori Congress, London.
1952 Maria Montessori dies, May 6th, 1952 of a Cerebral hemorrhage.

Source:

The Essential Montessori: An Introduction to the Woman, the Writtings, the Method, and the Movement by Elizabeth G. Hainstock