What happened where? The various events included in the database appear here sorted first by state or country, and then, inside the file, by location as specifically as I know it.
The United States:
US At Large,
ALASKA,
ALABAMA,
ARKANSAS,
ARIZONA,
CALIFORNIA,
COLORADO,
CONNECTICUT,
DAKOTA TERRITORY,
DELAWARE,
DISTRICT OF COLUMBIA,
FLORIDA,
GEORGIA,
HAWAII,
IDAHO,
ILLINOIS,
INDIAN TERRITORY,
INDIANA,
IOWA,
KANSAS,
KENTUCKY,
LOUISIANA,
MAINE,
MARYLAND,
MASSACHUSETTS,
MICHIGAN,
MINNESOTA,
MISSISSIPPI,
MISSISSIPPI River,
MISSOURI,
MISSOURI RIVER,
MONTANA,
NEBRASKA,
NEVADA,
NEW HAMPSHIRE,
NEW JERSEY,
NEW MEXICO,
NEW YORK,
NORTH CAROLINA,
NORTH DAKOTA,
OHIO,
OKLAHOMA,
INDIAN TERRITORY,
OREGON,
PENNSYLVANIA,
RHODE ISLAND,
SOUTH CAROLINA,
SOUTH DAKOTA,
TENNESSEE,
TEXAS,
UTAH,
VERMONT,
VIRGINIA,
WASHINGTON,
WISCONSIN,
WEST VIRGINIA,
WYOMING
At SEA,
ALBANIA,
ARGENTINA,
ARMENIA,
AUSTRALIA,
AUSTRIA,
BAHAMA,
BANGLADESH,
BARBADOS,
BELGIUM,
BERMUDA,
BOLIVIA,
BRAZIL,
BUKOVINA,
CAMEROON,
CANADA,
CAYMAN ISLANDS,
CHINA,
COLUMBIA,
CUBA,
CZECH REPUBLIC,
DANZIG,
DENMARK,
DOMINICAN REPUBLIC,
ENGLAND,
FINLAND,
FRANCE,
GERMANY,
GREECE,
GREENLAND,
GUYANA,
HAITI,
HONDURAS,
HUNGARY,
INDIA,
INDONESIA,
IRELAND and REPUBLIC OF IRELAND,
IRISH FREE STATE,
ISLE OF MAN,
ITALY,
JAMAICA,
JERSEY
JAPAN,
REPUBLIC OF KOREA,
LATVIA,
LEBANON,
LITHUANIA,
MALTA,
MYANMAR,
MEXICO,
NETHERLANDS (HOLLAND),
NEW ZEALAND,
NORTHERN IRELAND,
NORWAY,
PALESTINE,
PANAMA,
PERU,
PHILIPPINES,
POLAND,
POMERANIA,
PORTUGAL,
PRUSSIA,
PUERTO RICO,
ROMANIA,
RUSSIA,
SAMOA,
SCOTLAND,
SINGAPORE,
SOUTH AFRICA,
SPAIN,
SWEDEN,
SWITZERLAND,
SYRIA,
THAILAND,
TURKEY,
UKRAINE,
UNITED KINGDOM,
VIETNAM,
VIRGIN ISLANDS,
WALES
WALES