biggest challenges of my career... There's a lot of work to do". Ramón first major competition was the 2015 Copa América. His first match in the Copa América was against Argentina which they drew 2-2. Ramón's second match was against Jamaica which they won 1–0. The last match of the group stages was against Uruguay which they drew 1-1. Paraguay finished 2nd with five points in their group. Paraguay won the quarterfinal against Brazil 1-1 (3-4 on penalties). Paraguay were hammered 6-1 by Argentina in the Semifinals which let them go to the third group playoff which they lost 2–0 against Peru which made Paraguay fourth in the Copa América. Ramón continued in the national team. On the Copa América Centenario, Paraguay were out of the competition in the group stage, by drawing against Costa Rica and losing to Colombia 2-1 and the US 1–0. On 12 June 2016, following an unsuccessful run at Copa América Centenario, he resigned as manager of Paraguay. Al-Hilal On 13 October 2016 Ramón Díaz was appointed manager of Al-Hilal FC after former manager Gustavo Matosas was sacked with a one-year contract. 2016/17 Season Ramón's first match was against Al-Fateh SC where Al-Hilal won 1–0. On 25 November, Rámon played his first important match against Al-Ahli where they won 2–1. Ramón drew the Riyadh Derby against Al-Nassr FC 1-1. Ramón won 4–2 against Al-Taawon FC. He won against Ittihad FC 3–1. Ramón Diaz drew 0–0 against Al-Ahli, but he won against Al-Shabab 2–1 to Secure the title. Al-Hilal lifted the league against Al-Nassr in the Riyadh Derby after winning 5–1 in the league. Ramón Díaz renewed his contract for one more year for 1.5 million dollars. Ramón made Al-Hilal first in the Champions League group stages after winning against Al-Rayyan 4–3. Ramón made Al-Hilal qualify to the King's Cup final after beating Al-Taawon 3–4. Ramón Díaz won the King's Cup against Al-Ahli in final 3–2. Rámon Díaz won the Champions League Round of 16 first leg against Esteghlal Khuzestan F.C. 2–1. Díaz won the second leg 2-1 again [2-4 on AGG] making Al-Hilal go to the Quarterfinals of the AFC Champions League. 2017/18 Season On 4 June, Díaz signed Mukhtar Fallatah to make him the first signing of the season. On 19 June 2017, Ramòn Díaz made Omar Kharbin a permanent signing after he was on loan, the fee 11 million dollars (44 million riyals)