Mezue ahịrịokwu na-esonụ: Mgbe Sweden kwetara na ya mbụ dị oké njọ mmeri na
Agha nke Nördlingen (1634), Ferdinand nke Abụọ, Eze Ukwu nke Rom Dị Nsọ na ọtụtụ mba Protestant mechiri Udo nke Prague na Mee 1635. Ndị Brandenburg bụ́ ndị okpukpe Calvin na-ala azụ ịbịanye aka na ya, ebe ọ bụ na e kwughị banyere ịnakwere okpukpe Calvin, e kwughịkwa banyere ịkagbu Iwu Nkwụghachi ahụ e kwupụtara. Iji mee ka Brandenburg sonye, Sweden na Ferdinand kwere nkwa inye ya ọchịchị Duchy nke Pomerania.