Pierre Ceresole and Hubert Parris organise and carry out with a small international team reconstruction service in the was devastated village Esnes near Verdun in France. 

First international voluntary work camp in Switzerland to clear rubble after an avalanche. 

7810 volunteers from 28 countries clear the Rhine valley in Liechtenstein after a heavy flood. 

Second international voluntary work camp in France (Lagarde) to clear up after flood devastation. 

During the economic crisis in England a work camp is organised to restore self-confidence in distressed mining town. Volunteers with unemployed men build a swimming pool and layout public park.

First service in India: re-building of a village in the earthquake area of Bihar. 

First voluntary work camp in Sweden. 

Assistance to civilians during the Civil War in Spain: evacuation of refugees and other transportation services; setting up a maternity and feeding programmes for children and old people in Madrid; installation of homes for evacuated boys and girls. First work camp in Norway. 

IVS/SCI service is recognized in Great Britain as alternative to military service.

Long-term re-forestation service in Britain for Conscientious Objectors. First work camp in the Netherlands at school of Cees Boeke.

Relief work in Palestine, Egypt and Greece. 

Relief work and reconstruction work by international voluntary work camps in France, Germany, Italy and the Netherlands. First international meeting of European SCI representatives. 

First work camps in Belgium and Czechoslovakia. Second meeting of representatives from Great Britain, Switzerland, France and the Netherlands, setting up an international Co-ordination. Committee and electing an international president and full-time secretary. First joint meeting of European branch secretaries. 

First work camp in Austria. Community development service in Greece and Italy. Recognition of Norwegian, Belgium (Bruxelles) and Germany (Federal Republic) branches. Pressure to cease SCI activities in Czechoslovakia by new government. Transformation of International Co-ordination Committee into International Consultative Committee to prepare an SCI international constitution. 

First international voluntary work camp in Algeria, followed by social work. Work camp in Denmark. First policy making SCI International Delegates' Meeting. 

Adoption of international constitution at 4th Delegates Meeting. -Recognition of Austrian and Italian branches. 

Significant expansion of work camps and social work in Europe. Again activities in India (work with refugees)

First service in (West-) Pakistan. 

Recognition of Algerian branch. 

Long term reconstruction service after floods in the Netherlands. 

Assistance to earthquake stricken villages near Orléansville in Algeria. First Orient-Occident work and study camp. International constitution amended. 

International voluntary work camps with local partners in Lebanon and Jordan. First East-West camp on Poland, in co-operation with national Youth organisations and the World Federation of Democratic Youth.

Community development project in Tunisia and first SCI work camp in the US. Recognition of Indian branch. Due to insufficient freedom to operate the Algerian branch is compelled to suspend its activities from 1956 to the end of the liberation war in 1962. The SCI insurance scheme is established. Strengthening of policy-making powers of the International Committee in view of the expansion of the movement.

A well prepared SCI emergency team goes for the first time into action to assist flood-stricken population in the French Alps.

SCI work camps in Israel and Japan. East-West camp in the Union of Soviet Youth in the USSR. First USA Conscientious Objector allowed to do his alternative service with SCI.

Co-operation with emigrated Algerian Trade Union to establish Homes for Algerian refugee children in Tunisia and Morocco.Work with Tibetan refugees and long-term community development service in India. Creation of SCI international development fund. A North-Africa Sub-Committee is formed. Re-orgaisation of the SCI international secretariat to consist of secretaries for Asia, Europe and an international co-ordinating secretary.

First work camp in Sri Lanka. Social, educational and work camps activities in Mauritius.

First work camp in Iceland. Cooperation with "Les Volontaires au travail" in Togo.SCI in the Federal Republic of Germany is authorized to organise construction and social work for Conscientious Objectors as alternative to military service. 

Renews activities in Algeria: reconstruction of a war destroyed village, medical, educational and community development activities in various villages near Tlemcen. First work camps in Ireland and Bangladesh. 

First work camps in co-operation with national Youth orgnizations in Yugoslavia and the German Democratic Republic. The French branch organizes camps for Conscientious Objectors. The British branch sends long-term volunteers to the Cameroons, Botswana, Swaziland, Malaysia and Thailand. 

Important change of the SCI international constitution: an International Executive Committee is set up to give leadership between the meetings of the Delegates' Meetings.Recognition of the Japanese branch. 

First work camp in Botswana and the Republic of Korea. Work camps in Ireland again. Long-term volunteers working in the Seychelles. French branch sets up permanent centre for orientation and training of leaders and long-term volunteers. 

Work camps again in Mauritius. Long term volunteers in Lesotho, Senegal and Nepal. First SCI camps in Thailand and Canada. Appointment of SCI Asian Advisory Council. Acceptance of international 5 year development plan. 

First SCI work camp in Nepal. First Asian Regional Training Seminar. An International Africa Committee is appointed.

Abandoning attempts to reconstitute branch in Algeria because of impossibility to receive Governmental approval. Agreement of possible offer to work in South- and/or North-Vietnam cannot be reached within SCI. Change of international constitution: abolition of International Delegates Meeting, being replaced by policy-making International Committee in new composition. 

Recognition of Internationella Arbetslag as Swedish SCI branch.

Creation of an SCI international Commission for the activities of the Action d'Urgence Internationale (International Emergency Team). 

Work with Bangladesh refugees in India. 

Recognition of Bangladesh branch. SCI group registered in Penang/Malaysia. 

Recognition of Irish branch. An Asian Regional Committee is set up. 

Flemish section of SCI Belgium (VIA) becomes an SCI group on its own.

A European regional Committee is set up as follow-up of the European bi-annual Secretaries' Meeting.

Recognition of Vrijwillige Internationale Aktie (VIA) as flemish branch of SCI in Belgium.

SCI branch in Italy revived.

L'Action d'Urgence International (AUI) becomes an independent organization, headquarters remain in Paris.

Recognition of Kansainvälinen Vapaaehtoinen Työleirijärjestö as SCI branch of Finland and Service Volontaire International as branch in Mauritius. Austrian branch revived. 

Work with Sri-Lankan repatriates in India and Sri Lanka. 

SCI group revived in the United States. German branch helps to organize work camps in Greece again. French and German branches establish links with organizations in Nicaragua. French branch sends exploratory team to Lebanon to investigate possible SCI work: no immediate action is possible. The Immigrants Commission with secretariat in Bruxelles/Belgium becomes an independent organization.

Affiliation of Servei Catala de Camps de Treball in Barcelona/Catalonia/Spain as a group of SCI. SCI Selangor, federal Territory, is registered in Malaysia. 

Work with Afghan refugees in New Delhi, India. 

SCI teams are sent from Europe to Nicaragua to work in agricultural development projects. The International Secretariat moves from Europe to Asia (Bangalore/India). 

Northern Ireland group is recognized as a branch and Austrian branch' status is confirmed. An international sub-committee of Solidarity, Exchange and Education for Development (SEED) is established at the 52nd ICM in Belfast, Northern Ireland. SCI receives the United Nations Peace Messenger Award.