 Complete the following phrase:  The almost-unparalleled increase in prosperity led to Argentina becoming the seventh-wealthiest nation in the world by the early 20th century. According to the Maddison Historical Statistics Project, Argentina had the worlds highest real GDP per capita during 1895 and 1896, and was consistently in the top ten before at least 1920. Currently, it is ranked 71st in the world. Following the Great Depression in the 1930s, Argentina descended into political instability and economic decline that pushed it back into underdevelopment, although it remained among the fifteen richest countries for several decades. Following the death of President Juan Perón in 1974, his widow and vice president, Isabel Martínez de Perón, ascended to the presidency, before being overthrown 