On the Southeast side are the busts of Ioannis Kapodistrias, the first governor of Greece, and of the Philhellene Jean-Gabriel Eynard.
It was designed by the German agronomist Friedrich Schmidt who imported over 500 species of plants and a variety of animals including peacocks, ducks, and turtles.
Other botanists planning and managing the garden include Karl Nikolas Fraas, Theodor von Heldreich and Spyridon Miliarakis.
Upon his return to power, King Constantine assisted in the defeat of his political nemesis, Venizelos in the November 1920 General Election.
The new Prime Minister, Dimitrios Gounaris, a monarchist, began replacing the Venezelist military staff with officers more loyal to the new King.
As a result of this change in political environment and it is argued, the reduction in military experience by the Army's General Staff, the Allied Powers withdrew their support.
Winston Churchill wrote, "it is perhaps no exaggeration to remark that a quarter of a million persons died of this monkey's bite.
In the National Garden there are a duck pond, a Botanical Museum, a small cafe and a Children's Library and playground.