1) Calvin Coolidge
2) Harry Truman
3) Gerald Ford
4) Alan Garcia
Explanation:
On 17th April 2019, Alan Garcia, 69, who served two terms as Peru’s president, from 1985 to 1990 and from 2006 to 2011, shot himself in his bedroom at his home in Lima, the capital, as police waited outside his door to take him to jail over bribery allegations with Brazelian construction company Odebrecht.He was rushed to a hospital, where he died despite emergency surgery at the Jose Casimiro Ulloa Hospital in Lima.