https://eblog.eb.mil.br/w/a-importancia-geopolitica-da-ucrania-para-moscou?p_l_back_url=/de/?delta=60&tag=defesa&tag=geopol%C3%ADtica&tag=interven%C3%A7%C3%A3o+federal&tag=pol%C3%ADtica&tag=seguran%C3%A7a+p%C3%BAblica