The Russian association Soyuz Radiolyubiteley Rossii manages the CQ-M International DX Contest, running from Saturday,1200 UTC to Sunday 1159. 1.8, 3.5, 7.0, 14, 21, 28 MHz may be used in CW and SSB.
Rules are found at www.cq-m.ru/en/rules.html.
Also running in the same times is the first HPC World Wide DX Contest, where only BPSK63 can be used. Bands are 80, 40, 20, 15 and 10 meters. See http://pskclub.gr/contest.
Lastly, the Portuguese Navy Day Contest, CW e SSB, 80-10 m, Saturday May 13, 1100 UTC, Saturday May 20, 2300 UTC,(http://www.nra.pt/portuguese-navy-day-contest—2017.html)