How to say key topic in different languages

You can say key topic as sujet clé in the following countries: Benin; Burkina Faso; Burundi; Central African Republic; Chad; Democratic Republic of the Congo; Djibouti; France; French Guiana; French Polynesia; French Southern Territories; Gabon; Guadeloupe; Guinea; Ivory Coast; Madagascar; Mali; Martinique; Mayotte; Monaco; Niger; Republic of the Congo; Reunion; Saint Barthelemy; Saint Martin; Saint Pierre and Miquelon; Senegal; Togo;

You can say key topic as tema clave in the following countries: Argentina; Bolivia; Chile; Colombia; Costa Rica; Cuba; Dominican Republic; Ecuador; El Salvador; Equatorial Guinea; Guatemala; Honduras; Mexico; Nicaragua; Panama; Paraguay; Peru; Spain; Uruguay; Venezuela;

You can say key topic as sleutel onderwerp in the following countries: Aruba; Belgium; Curacao; Netherlands; Netherlands Antilles; Sint Maarten; Suriname;

You can say key topic as tópico chave in the following countries: Angola; Brazil; Cabo Verde; Guinea-Bissau; Mozambique; Portugal; Sao Tome and Principe;

You can say key topic as 关键话题 in the following countries: China; Hong Kong; Macao; Taiwan;

You can say key topic as hauptthema in the following countries: Austria; Germany; Liechtenstein; Switzerland;

You can say key topic as keskeinen teema in the following countries: Finland; Northern Mariana Islands;

You can say key topic as βασικό θέμα in the following countries: Cyprus; Greece;

You can say key topic as argomento chiave in the following countries: Italy; San Marino;

You can say key topic as nøkkelemne in the following countries: Norway; Svalbard and Jan Mayen;

You can say key topic as nyckelämne in the following countries: Aland Islands; Sweden;

You can say key topic as асноўная тэма in the following countries: Belarus;

You can say key topic as ключова тема in the following countries: Bulgaria;

You can say key topic as klíčové téma in the following countries: Czechia;

You can say key topic as nøgleemne in the following countries: Denmark;

You can say key topic as põhiteemaliste in the following countries: Estonia;

You can say key topic as fő témája in the following countries: Hungary;

You can say key topic as galvenais temats in the following countries: Latvia;

You can say key topic as raktas temą in the following countries: Lithuania;

You can say key topic as kluczowy temat in the following countries: Poland;

You can say key topic as ключевая тема in the following countries: Russia;

You can say key topic as kľúčovú tému in the following countries: Slovakia;

You can say key topic as ana konu in the following countries: Turkey;

You can say key topic as основна тема in the following countries: Ukraine;