Tuhia he tohutoro mō tēnei wāhanga - I āwangawanga a Johnson ki te ārai i te tūponotanga o te pakanga karihi, ā, i whai ia ki te whakaiti i ngā taumahatanga i Uropi. I whai te whakahaere a Johnson i nga kirimana whakahaere patu me te Soviet Union, i te hainatanga o te Tiriti o waho me te Tiriti mo te Kore-Whakawhanake o nga Utauta Nuclear, me te whakatakoto i te turanga mo nga Korero Whakaaetanga Utauta Rautaki. I whai hui pai a Perehitini Johnson me te Pirimia Soviet a Alexei Kosygin i te Huihuinga o Glassboro Summit i te tau 1967; katahi, i te Hurae 1968, i hainatia e te United States, Britain, me te Soviet Union te Tiriti Non-Proliferation, i whakaae ai ia kaipupuri kia kaua e awhina i etahi atu whenua ki te whakawhanake, ki te whiwhi patu karihi ranei. I whakakahoretia te hui whakakorenga karihi i whakaritea i waenganui i te Hononga o Amerika me te Soviet Union i muri i te tukino kaha o nga ope Soviet
te Prague Spring, he whakamātau ki te whakahaeretanga o Czechoslovakia.