The outbreak of influenza becomes the focus of reports from Europe at the end of the month (May 27, 28, 30). The ability of the German troops to fight is reported (May 27), the origin of the outbreak is placed in Spain (May 28, 30). U.S. troop health in the camps continues to be reported as "very good," despite the increase in deaths from pneumonia (May 16).
Reports for the camps focuses more on morale and entertainment. The national wrestling championship will feature a match between representative of Camp Cody and Camp Bliss (May 1). A soldier from Camp Meade writes how important the Liberty Bonds are to his welfare, detailing how much food and ammunition it will purchase. (May 3).
Partisanship, patriotism and free speech restrictions are all issues. The banning of the the Hearst owned press is banned in New Jersey (May 19, 26) is questioned by Teddy Roosevelt. The Sedition Bill is passed by the Senate (May 5), two days latter they pass a bill without debate outlawing the Wobblies (May 7). A national meeting of Republicans criticizes the conduct of the war and the manipulations of George Creel head of the Committee on Public Information (May 29).
Support for the The Red Cross remains a key definition of patriotism (May 14). A fundraiser for the Red Cross at Camp Raritan is expected to bring in $10,000 (May 10). A railroad executive is accused of not supporting the Red Cross (May 24) resulting in calls for his dismissal.
The Suffrage Bill is delayed the Senate (May 6).
Sinn Fein leader DeValera is arrested for opposing the war (May 8), later in the month the arrest total exceeds over 500 (May 19).