Argentina's Political Landscape - Argentina's President Javier Milei faces a significant test in upcoming elections, with his popularity potentially waning due to unmet economic expectations among the working class [1] - Nearly half of Congress is at stake, including one-third of the Senate and half of the House [2] - Milei's party, founded in 2021, aims to secure at least one-third of the House of Representatives to defend his legislation [3] Election Implications - Securing one-third of the lower house seats is considered a done deal by pollsters for Milei's pro-business party [4] - Surpassing the one-third mark by a wide margin would create momentum and encourage moderate lawmakers to support reforms [5] - Barely scraping by the one-third threshold could raise questions about the coalition's stability and ability to pass long-term reforms [5] Result Timeline - Election results are expected on Sunday night, with voting ending at 6:00 PM local time [6] - A new voting system allowing voters to report their vote in a single ballot is expected to provide quicker results [6]