Should your country cooperate with other countries on military training?

It asked whether the Swiss Army should be allowed to train together with foreign armed forces, both in Switzerland and abroad. The proposal was narrowly approved.

What the proposal did:
Allowed Swiss troops to participate in joint military training exercises with other countries.
Allowed foreign troops to participate in training in Switzerland.
Did not create a joint international army or require Switzerland to join one.

Arguments for:
Joint training improves military skills and readiness.
Modern security challenges require international cooperation.
Swiss soldiers would gain valuable experience.

Arguments against:
It could weaken Switzerland's neutrality.
Foreign military involvement in Switzerland was seen as undesirable.
Some feared it was a step toward deeper military integration with organizations like NATO.

Seed source: Swissvotes federal popular vote dataset.
Swissvotes page: https://swissvotes.ch/vote/478.00
Official result data: https://bk.admin.ch/de/details-referenden-und-weitere-erlasse?voteNumber=478
Vote date: 2001-06-10
Original Swissvotes English title: Militärgesetz: Ausbildungszusammenarbeit
Original German title: Militärgesetz: Ausbildungszusammenarbeit
Swissvotes short-description title: Ein knappes Ja zu bewaffneten Friedenseinsätzen im Ausland
Original French title: Loi sur l'armée: coopération en matière d'instruction
Année Politique Suisse description: https://anneepolitique.swiss/prozesse/12890
BFS result map (German): https://mapexplorer.bfs.admin.ch/?obs=politic&lang=de#c=indicator&i=vp20010610.prop_oui_478_0
BFS result map (French): https://mapexplorer.bfs.admin.ch/?obs=politic&lang=fr#c=indicator&i=vp20010610.prop_oui_478_0
Official chronology (French): https://bk.admin.ch/fr/details-referendums-et-autres-actes?voteNumber=478