21 Mar–18 Jul 1918German Spring Offensivethreatens Paris
Apr 1918Red Finns defeatedwith German support
24 May 1918British landin Murmansk
25 May 1918Czechoslovak Legionrevolts, triggering Sovietcollapse in Siberia
3–12 Jun 1918Germans landin Georgia
15–25 Jun 1918Italians defeat Austrianson Piave River