When Russian Tsar Peter the Great decided to build the city of St Petersburg in 1703, on the site of the Swedish fort Nyenskans in the Swedish empire's eastern

When Russian Tsar Peter the Great decided to build the city of St Petersburg in 1703, on the site of the Swedish fort Nyenskans in the Swedish empire's eastern province Ingermanland, with the goal of establishing a sea port into the Baltic sea, a sea that was almost the Swedish empires own pond, Sweden and Russia became geopolitical enemies and has been ever since.