To put more pressure on Athens, the Venizelists and the Entente occupied Thessaly and Isthmus of Corinth, dividing the country. After an attempt to occupy Athens by force, which caused the reaction of the local royalist forces and ended in a fiasco in December (see Noemvriana), the Allies established a naval blockade around southern Greece which was still loyal to King Constantine, causing extreme hardship to the people in those areas.
To intensify pressure on Athens, the Venetians and the Entente occupied Thessaly and the Isthmus of Corinth, dividing the country. After an attempt to capture Athens by force, which resulted in a failed operation and local royalist resistance in December (see Noemvriana), the Allies imposed a naval blockade around southern Greece, which remained loyal to King Constantine, causing significant hardship for the population in those regions.